Daikin engineering data split heat pump

EDUS04-924

- Heat Pump H-Series

EDUS04-924

Split-System Commercial H-Series Heat Pump Commercial Wall FTXS30HVJU Mount Split System FTXS36HVJU 1.

2.

3.

4.

5.

6.

7.

RXS30HVJU RXS36HVJU

Power Supply ..............................................................................................2 Functions.....................................................................................................3 Specifications ..............................................................................................4 Dimensions .................................................................................................5 Wiring Diagrams..........................................................................................6 Piping Diagrams..........................................................................................7 Capacity Tables ..........................................................................................8 7.1 Heat Pump ................................................................................................... 8 7.2 Capacity correction factor by the length of refrigerant piping (Reference) ................................................................................................ 13

8. Operation Limit..........................................................................................14 9. Sound Level ..............................................................................................15 9.1 Measuring Location .................................................................................... 15 9.2 Octave Band Level ..................................................................................... 16

10.Electric Characteristics..............................................................................17 11.Installation Manual ....................................................................................18 11.1 Indoor Units ................................................................................................ 18 11.2 Outdoor Units ............................................................................................. 27

12.Operation Manual......................................................................................38 13.Optional Accessories ................................................................................71 13.1 13.2 13.3 13.4 13.5

Option List .................................................................................................. 71 <BRC944B2> Wired Remote Controller..................................................... 72 <KRP413A1S> Wiring Adaptor for Timer Clock / Remote Controller......... 86 <KRP928B2S> Interface Adapter for Room Air Conditioner...................... 90 <KPW5E112> Air Direction Adjustment Grille............................................ 92

Split-System Commercial H-Series

1

Power Supply

EDUS04-924

1. Power Supply Commercial Wall Mount Split System

Note:

2

Indoor Units

Outdoor Units

FTXS30HVJU

RXS30HVJU

FTXS36HVJU

RXS36HVJU

Power Supply 1 , 208-230V, 60Hz

Power Supply Intake ; Outdoor Unit

Split-System Commercial H-Series

EDUS04-924

Functions

Functions

Basic Function Inverter (with Inverter Power Control)

Compressor

Comfortable Airflow

Comfort Control

Operation

Lifestyle Convenience

Operation Limit for Cooling (°FDB)

14~ 114.8

Operation Limit for Heating (°FWB)

Category

Functions

Health & Clean Air-Purifying Filter

FTXS30/36HVJU RXS30/36HVJU

Category

FTXS30/36HVJU RXS30/36HVJU

2. Functions

—

Photocatalytic Deodorizing Filter

—

5~ 75

Air-Purifying Filter with Photocatalytic Deodorizing Function

—

PAM Control

Titanium Apatite Photocatalytic Air-Purifying Filter

Oval Scroll Compressor

—

Long-life Filter

—

Swing Compressor

Air Filter (Prefilter)

Rotary Compressor

—

Wipe-clean Flat Panel

Reluctance DC Motor

Washable Grille

—

Power-Airflow Flap

—

Mold Proof Operation

—

Power-Airflow Dual Flaps

Heating Dry Operation

—

Power-Airflow Diffuser

—

Good-Sleep Cooling Operation

—

Wide-Angle Louvers

Weekly Timer

Vertical Auto-Swing (Up and Down)

24-Hour On/Off Timer

Horizontal Auto-Swing (Right and Left)

Night Set Mode

3-D Airflow

Auto-Restart (after Power Failure)

Comfort Airflow Mode

Auto Fan Speed

Indoor Unit Quiet Operation

Night Quiet Mode (Automatic)

—

Outdoor Unit Quiet Operation (Manual)

Flexible Voltage Correspondence

—

INTELLIGENT EYE

High Ceiling Application

—

Quick Warming Function

Chargeless

Hot-Start Function

Either Side Drain (Right or Left)

Automatic Defrosting

Power Selection

—

Automatic Operation

Low Temperature Cooling Operation (-15°C)

Program Dry Function

°F/°C Changeover R/C Temperature Display (factory setting : °F)

Fan Only

5-Rooms Centralized Controller (Option)

Timer

Worry Free “Reliability & Durability”

Flexibility

Remote Control

Self-Diagnosis (Digital, LED) Display

Wiring Error Check

—

Anticorrosion Treatment of Outdoor Heat Exchanger

Multi-Split / Split Compatible Indoor Unit

—

32ft

New POWERFUL Operation (Non-Inverter)

—

Remote Control Adaptor (Normal Open-Pulse Contact) (Option)

Inverter POWERFUL Operation

Remote Control Adaptor (Normal Open Contact) (Option)

DIII-NET Compatible (Adaptor) (Option)

Priority-Room Setting

—

Cooling / Heating Mode Lock

—

HOME LEAVE Operation

—

ECONO Mode

Indoor Unit On/Off Switch

Signal Reception Indicator

R/C with Back Light

Temperature Display

—

Another Room Operation

—

Note: : Included Functions — : No Functions

Split-System Commercial H-Series

Remote Controller

Wireless Wired

+

+ : Option

3

Specifications 60Hz 208-230V

EDUS04-924

3. Specifications

60Hz 208-230V

Indoor Units Models

FTXS30HVJU RXS30HVJU

Outdoor Units

Capacity Rated (Min.~Max.)

kW

Cooling 8.8 (3.0~8.8)

Heating 10.2 (3.0~10.2)

Btu/h

30,000 (10,200~30,000)

34,800 (10,200~34,800) 8,770 (2,580~8,770)

kcal/h

7,570 (2,580~7,570)

Running Current (Rated)

A

13.6-12.2

18.9-17.1

Power Consumption Rated (Min.~Max.)

W

2,800 (620~2,800)

3,900 (620~3,900)

% W/W

99.0-99.8 3.14 (4.84~3.14)

99.2-99.2 2.62 (4.84~2.62)

Btu/h·W

10.71 (16.45~10.71)

8.92 (16.45~8.92)

SEER 17

HSPF 8.3

Power Factor (Rated) COP (Rated) EER (Rated) Energy Efficiency

SEER/HSPF

Piping Connections

Liquid Gas Drain

Heat Insulation Max. Interunit Piping Length Max. Interunit Height Difference Chargeless Amount of Additional Charge of Refrigerant Indoor Units Front Panel Color

Airflow Rate

m³/min (cfm)

Type Motor Output Speed Air Direction Control Air Filter Running Current (Rated) Power Consumption (Rated) Power Factor (Rated) Temperature Control Dimensions (H×W×D) Packaged Dimensions (H×W×D) Weight Gross Weight Operation H/M/L/SL Sound Sound Power Outdoor Units Casing Color Type Compressor Model Motor Output Type Refrigerant Oil Charge Type Refrigerant Charge Fan

Airflow Rate

m³/min (cfm)

Type Motor Output Running Current (Rated) Power Consumption (Rated) Power Factor (Rated) Starting Current Dimensions (H×W×D) Packaged Dimensions (H×W×D) Weight Gross Weight Operation H/SL Sound Sound Power H Drawing No. Fan

Note:

4

FTXS36HVJU RXS36HVJU

feet (m) feet (m) feet (m) oz/ft

W Steps

A W % in (mm) in (mm) Lbs (kg) Lbs (kg)

Heating 10.5-11.1 (3.0~10.5-11.1) 36,000-38,000 (10,200~36,000-38,000) 9,030-9,550 (2,580~9,030-9,550) 18.4-18.4 3,800-4,200 (620~3,800-4,200) 99.3-99.2 2.76-2.64 (4.84~2.76-2.64) 9.47-9.05 (16.45~9.479.05)

SEER 16.2

HSPF 8.3

3/8” (9.5 mm) 5/8” (15.8 mm) 11/16” (17.5 mm) Both Liquid and Gas Pipes 98.4’ (30 m) 65.6’ (20 m) 32’ (10 m)

inch (mm) inch (mm) inch (mm)

H M L SL

Cooling 10.2-10.5 (3.0~10.2-10.5) 35,000-36,000 (10,200~35,000-36,000) 8,770-9,030 (2,580~8,770-9,030) 19.4-18.8 4,000~4,300 (620~4,000-4,300) 99.1-99.4 2.55-2.44 (4.84~2.55-2.44) 8.75-8.37 (16.45~8.758.37)

3/8” (9.5 mm) 5/8” (15.8 mm) 11/16” (17.5 mm) Both Liquid and Gas Pipes 98.4’ (30 m) 65.6’ (20 m) 32’ (10 m)

0.55

0.55

FTXS30HVJU White

FTXS36HVJU White

20.0 (706) 17.3 (611) 14.7 (519) 13.4 (473)

20.1 (710) 17.3 (611) 14.7 (519) 13.3 (469)

Cross Flow Fan 64 5 Steps, Quiet, Auto Right, Left, Horizontal, Downward Removable / Washable / Mildew Proof 0.38-0.34 0.38-0.34 77 77 97.4-98.5 97.4-98.5 Microcomputer Control 13-3/8 × 47-1/4 × 9-7/16” (340 mm x 1200 x 240 mm) 12-13/16 ×51-9/16 × 16-7/8” (325 x 1310 x 429 mm) 38 lbs (17 kg) 51 lbs (23 kg)

21.8 (770) 18.0 (635) 14.7 (519) 13.4 (473)

Cross Flow Fan 64 5 Steps, Quiet, Auto Right, Left, Horizontal, Downward Removable / Washable / Mildew Proof 0.38-0.34 0.38-0.34 77 77 97.4-98.5 97.4-98.5 Microcomputer Control 13-3/8 × 47-1/4 × 9-7/16” (340 mm x 1200 x 240 mm) 12-13/16 ×51-9/16 × 16-7/8” (325 x 1310 x 429 mm) 38 lbs (17 kg) 51 lbs (23 kg)

dBA

47 / 45 / 40 / 37

47 / 44 / 38 / 35

49 / 45 / 40 / 37

dBA

63

63

65

W oz Lbs HH H SL W A W % A in (mm) in (mm) Lbs (kg) Lbs (kg)

RXS30HVJU Ivory White Hermetically Sealed Swing Type 2YC63HXD 2,030 FVC50K 25.5 R-410A 6.17 81.2 (2,867) — 74.4 (2,627) 74.4 (2,627) 65.6 (2,316) 65.6 (2,316) Propeller 200 13.22-11.86 18.52-16.76 2,723 3,823 99.0-99.8 99.2-99.2 18.9 38-15/16 ×37 × 12-5/8” (989 x 940 x 321 mm) 44-1/8 ×38 × 15-1/4” (1121 x 965 x 387 mm) 178 (81 kg) 198 (90 kg) 54 / 51

55 / 51

54 / 51

dBA

68

69

68

The data are based on the conditions shown in the table below.

Cooling Heating Piping Length Indoor ; 80°FDB/67°FWB Indoor ; 70°FDB/60°FWB 25ft (7.5 m) Outdoor ; 95°FDB/75°FWB Outdoor ; 47°FDB/43°FWB

49 / 44 / 38 / 35

65 RXS36HVJU Ivory White Hermetically Sealed Swing Type 2YC63HXD 2,030 FVC50K 25.5 R-410A 6.17 81.2 (2,867) — 74.4 (2,627) 74.4 (2,627) 65.6 (2,316) 65.6 (2,316) Propeller 200 19.02-18.46 18.02-18.06 3.923-4,223 3,723-4,123 99.2-99.5 99.3-99.3 19.4 38-15/16 ×37 × 12-5/8” (989 x 940 x 321 mm) 44-1/8 ×38 × 15-1/4” (1121 x 965 x 387 mm) 178 (81 kg) 198 (90 kg)

dBA

3D063298A

22.9 (808) 18.6 (657) 14.7 (519) 13.3 (469)

55 / 51 69 3D063299A Conversion Formulae kcal/h=kW×860 Btu/h=kW×3414 cfm=m³/min×35.3

Split-System Commercial H-Series

EDUS04-924

Dimensions

4. Dimensions FTXS30/36HVJU ) SHOWS PIPING DIRECTION 47-1/4 (1200mm)

1-3/16 (30mm) MIN (SPACE FOR PERFORMANCE)

AIR FLOW (INDOOR)

REAR LEFT

RIGHT

(INCLUDING MOUNTING PLATE ) 9-1/2 (242mm) 9-7/16 (240mm)

RIGHT

7-3/8 (187mm)

FAN

15°

1-3/8 (35.5mm)

5/8 (16mm)

HEATING

47-1/4 (1200mm) 42-11/16 (1085mm)

8-1/4 (210mm)

BLADE ANGLES

UP/DOWN (AUTOMATIC) COOLING, DRY

LIQUID PIPE φ3/8 (φ9.5mm) CuT (THE LENGTH OF PIPE OUTSIDE THE UNIT : ABOUT 18-1/8 (460mm))

DRAIN HOSE (CONNECTING PART I.D. φ9/16 (φ14mm) O.D. φ11/16 (φ18mm) THE HOSE LENGTH OF OUTSIDE THE UNIT IS APPROX. 18-5/16 (465mm))

15° 25° 50°

30°

25°

40°

60°

70°

75°

75°

70°

WALL HOLE FOR EMBEDDED PIPING φ3-1/8 (φ80mm) HOLE 2-9/16 (65mm)

RIGHT/LEFT (AUTOMATIC)

WIRELESS REMOTE CONTROLLER 45°

(ARC452A6)

WALL HOLE φ3-1/8 (φ80mm) HOLE 3-1/2 (89mm)

STANDARD LOCATIONS OF WALL HOLES

45°

1-3/4 (45mm)

11/16 (18mm)

GAS PIPE φ5/8 (φ15.9mm) CuT (THE LENGTH OF PIPE OUTSIDE THE UNIT : ABOUT 15-3/4 (400mm))

9/16 (14.5mm)

MODEL NAME PLATE

SIGNAL TRANSMITTER 2-5/16 (58mm)

1-15/16 (50mm) MIN (SPACE FOR REQUIRED SPACE MAINTENANCE)

TERMINAL BLOCK WITH GROUND TERMINAL

OPERATION LAMP TIMER LAMP INTELLIGENT EYE LAMP INDOOR UNIT ON/OFF SWITCH ROOM TEMP. THERMISTOR (INSIDE) FRONT GRILLE FIXTURES

(SPACE FOR MAINTENANCE)

INTELLIGENT EYE SENSOR

SIGNAL RECEIVER

FINS

NAME PLATE

1-3/4 (45mm)

BOTTOM

13-3/8 (340mm)

1-15/16 (50mm) MIN FRONT GRILLE FIXED SCREWS (INSIDE)

13-3/8 (340mm)

THE MARK (

3D062739

RXS30/36HVJU

MINIMUM SPACE FOR AIR PASSAGE WALL HEIGHT ON AIR OUTLET SIDE = LESS THAN 47-1/4

NAME PLATE GAS STOP VALVE

3-15/16 13-3/4

7-1/2

13-3/4

1-15/16

DRAIN OUTLET I.D. φ15/16 HOSE FOR CONNECTION. 15-9/16

13-3/4

3-15/16 1-15/16

3-15/16

14-15/16

(13-9/16~13-15/16)

12-5/8

4-CUTS FOR ANCHOR BOLTS (M12)

1-15/16

TERMINAL STRIP OUTDOOR AIR LIQUID STOP VALVE GROUND TERMINAL THERMISTOR

3-1/16 3-1/2

Split-System Commercial H-Series

1-15/16

3-15/16

2-3/16

22-1/4

38-15/16

1-7/8

6-5/16

13-3/4

2-11/16 15/16

5-15/16

2-5/8

37 24-7/16

3-5/16

INTERCONNECTING PIPING AND WIRING INLET

1-11/16

GAS PIPE (φ5/8 SINGLE UNION) LIQUID PIPE (φ3/8 SINGLE UNION)

3D063154

5

Wiring Diagrams

EDUS04-924

5. Wiring Diagrams FTXS30/36HVJU

FIELD WIRING. S46

S49

PCB3

PCB1

~

LED1

F1U

~ RECTIFIER

1

H1

3.15A V1

H1P

H2

LED2 H2P LED3

H3

TRANSMISSION

H3P

BLK

X1M 1

WHT

2

RED GRN

3

2 3 OUTDOOR

CAUTION NOTE THAT OPERATION WILL

GRN / YLW

CIRCUIT FG

RESTART AUTOMATICALLY IF THE MAIN POWER SUPPLY IS

S1W RED HA

R1T

PCB4 S26 INTELLIGENT EYE

TURNED OFF AND THEN BACK

S1

S21 t°

BLU BRN ORG WHT

S25

M M1F

S41

S32

S47

ON AGAIN.

SENSOR

FG

: FRAME GROUND

F1U

: FUSE

H1P~H3P

: PILOT LAMP

M1F

: FAN MOTOR

M1S~M3S

: SWING MOTOR

PCB2

t° S48

RED ORG YLW PNK BLU RED ORG YLW PNK BLU RED ORG YLW PNK BLU

PCB1~PCB4 : PRINTED CIRCUIT BOARD

R2T

WIRELESS

SIGNAL

REMOTE

RECEIVER

M

M

INDOOR

M

R1T, R2T

: THERMISTOR

S1~S49

: CONNECTOR

S1W

: OPERATION SWITCH : TERMINAL STRIP

X1M

: PROTECTIVE GROUND M1S

M3S

M2S

CONTROLLER

3D060942A

RXS30/36HVJU L1R Z6C

GRN GRN YLW

L1 Z2C

L2

AC1 BRN

1 2 3

X2M 1 2 3

Z1C E2

BLU

GRN

HR1

MRM20 MRM10

1

HR2

9

8

6(P)

+ + + S70 1

2 PM1

Z4C RED

FU3 7 3.15A

V100

7(N)

V9

AC2 BLU

WHT

BLK

Z3C TO INDOOR UNIT

E1

SA2 FU1 30A V2

WHT

X1M POWER SUPPLY L1 L2

FU2 3.15A

1 S10

U V W

5 4 3

Z8C RED

M1F M

BLU BRN ORG WHT

Z5C X11A RED YLW

RED V YLW

BLU

BLU

M1C U M 3~ W

MRC / W

Q1L

BLK BLK

V5

S40

1 S52 5

PCB2

GRY

t°

t°

1

4

t°

1 S102 5 Y1R

LED A S2 SW1

BLK

BLU

Z7C WHT YLW ORG BLU BRN RED

RED

1 S90 6

1 S20 6

4 S80 1 RED

GRN

RED BLK WHT

FIELD WIRING

BLU BLU BLU BLU BLU

indoor

1 S101 5

X12A

PCB1

SHEET METAL 1 S51 5

BLK BLK

V3

R3T R2T R1T (OUTDOOR) (DISCHARGE) (CONDENSER)

M Y1E

SW4 outdoor

Z1C~Z8C X1M, X2M Y1E V2, V3, V5, V9, V100 SA2 FU1, FU2, FU3 AC1, AC2 U, V, W, X11A, X12A E1, E2 HR1, HR2

6

: FERRITE CORE MRM10, MRM20 : TERMINAL STRIP : ELECTRONIC EXPANSION VALVE COIL MRC/W : VARISTOR R1T~R3T : SURGE ARRESTER S2~S102 : FUSE LED A

: CONNECTOR

L1, L2 : LIVE : MAGNETIC RELAY SW1 : FORCED OPERATION ON/OFF SW (SW1) : THERMISTOR SW4 : LOCAL SETTING SW (SW4) : CONNECTOR : PILOT LAMP

: COMPRESSOR MOTOR M1C : FAN MOTOR M1F : REACTOR L1R : OVERLOAD PROTECTOR Q1L : POWER MODULE PM1 : PRINTED CIRCUIT BOARD PCB1, 2 : REVERSING SOLENOID VALVE COIL Y1R SHEET METAL : TERMINAL STRIP FIXED PLATE

3D062017A

Split-System Commercial H-Series

EDUS04-924

Piping Diagrams

6. Piping Diagrams FTXS30/36HVJU

INDOOR UNIT 5/16 CuT DISTRIBUTOR HEAT EXCHANGER

THERMISTOR ON HEAT EXCH.

CROSS FLOW FAN

FIELD PIPING 3/8 CuT

M FAN MOTOR

FIELD PIPING 5/8 CuT

HEADER

1/2 CuT REFRIGERANT FLOW COOLING HEATING

4D062742

RXS30/36HVJU OUTDOOR UNIT OUTDOOR TEMPERATURE THERMISTOR

HEAT EXCHANGER (CONDENSER) THERMISTOR

DC FAN MOTOR

5/16CuT 5/16CuT 5/16CuT

RECEIVER EV

3/8CuT

3/8CuT

DISTRIBUTOR CAPILLARY TUBE

M

PROPELLER FAN 4-WAY VALVE ON:HEATING

5/8CuT

REFRIGERANT FLOW COOLING COMPRESSOR HEATING

FIELD PIPING

5/8CuT

5/8CuT

5/8CuT

1/4CuT 5/16CuT

DISCHARGE PIPE THERMISTOR

5/8CuT

FUSIBLE PLUG

3/8CuT MUFFLER

3/8CuT

FILTER MOTOR FILTER OPERATED VALVE LIQUID LINE STOP VALVE

1/2CuT

HEADER

3/8CuT

HEAT EXCHANGER 3/8CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT 5/16CuT

3/8CuT

LIQUID (3/8 CuT)

GAS LINE STOP VALVE FIELD PIPING

ACCUMULATOR ACCUMULATOR 5/8CuT

GAS (5/8 CuT) 3D063153

Split-System Commercial H-Series

7

Capacity Tables

EDUS04-924

7. Capacity Tables 7.1

Heat Pump

FTXS30HVJU + RXS30HVJU (60Hz 208-230V) Cooling AFR

20.0

BF

0.23

Temp: Celsius / TC, SHC, PI: kW INDOOR

OUTDOOR TEMPERATURE (°CDB)

EWB

EDB

20.0

25.0

°C

°C

TC

SHC

PI

TC

SHC

PI

TC

SHC

30.0 PI

TC

SHC

32.0 PI

TC

SHC

35.0 PI

TC

SHC

40.0 PI

14.0

20.0

6.92

4.97

1.38

6.92

4.97

1.61

6.92

4.97

1.88

6.92

4.97

2.00

6.92

4.97

2.20

6.92

4.97

2.46

16.0

22.0

8.63

5.59

1.85

8.63

5.59

2.18

8.60

5.58

2.57

8.44

5.49

2.66

8.19

5.37

2.78

7.78

5.16

2.81

18.0

25.0

9.83

6.19

2.17

9.42

5.99

2.38

9.01

5.78

2.59

8.84

5.70

2.67

8.60

5.59

2.79

8.19

5.39

2.82

19.4

26.7

10.03

6.43

2.18

9.62

6.23

2.39

9.21

6.04

2.59

9.05

5.96

2.68

8.80

5.84

2.80

8.39

5.66

2.83

22.0

30.0

10.64

6.17

2.20

10.23

5.99

2.40

9.82

5.82

2.61

9.65

5.75

2.69

9.41

5.65

2.82

9.00

5.48

2.84

24.0

32.0

11.04

5.97

2.21

10.63

5.81

2.42

10.22

5.65

2.62

10.06

5.59

2.71

9.81

5.49

2.83

9.40

5.34

2.86

Temp: Fahrenheit / TC, SHC: kBtu / PI: kW INDOOR

OUTDOOR TEMPERATURE (°FDB)

EWB

EDB

68.0

77.0

°F

°F

TC

SHC

PI

TC

SHC

PI

TC

SHC

86.0 PI

TC

SHC

90.0 PI

TC

SHC

95.0 PI

TC

104.0 SHC

PI

57.2

68.0

23.61

16.97

1.38

23.61

16.97

1.61

23.61

16.97

1.88

23.61

16.97

2.00

23.61

16.97

2.20

23.61

16.97

2.46

60.8

71.6

29.44

19.09

1.85

29.44

19.09

2.18

29.35

19.04

2.57

28.79

18.75

2.66

27.95

18.31

2.78

26.55

17.61

2.81

64.4

77.0

33.53

21.13

2.17

32.13

20.43

2.38

30.73

19.74

2.59

30.17

19.47

2.67

29.33

19.06

2.79

27.94

18.40

2.82

67.0

80.0

34.22

21.94

2.18

32.82

21.26

2.39

31.42

20.59

2.59

30.86

20.33

2.68

30.00

19.94

2.80

28.63

19.30

2.83

71.6

86.0

36.29

21.04

2.20

34.90

20.43

2.40

33.50

19.84

2.61

32.94

19.61

2.69

32.10

19.26

2.82

30.70

18.69

2.84

75.2

89.6

37.68

20.37

2.21

36.28

19.82

2.42

34.88

19.28

2.62

34.32

19.06

2.71

33.48

18.74

2.83

32.09

18.22

2.86

Heating AFR

20.1

Temp: Celsius / TC, PI: kW INDOOR EDB

OUTDOOR TEMPERATURE (°CWB) -15.0

-10.0

-5.0

0

6.0

10.0

°C

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

15.0

4.86

2.51

6.17

2.68

6.82

2.77

9.17

3.62

10.55

3.81

11.47

3.94

21.1

4.56

2.58

5.87

2.75

6.52

2.84

8.82

3.71

10.20

3.90

10.69

3.70

22.0

4.44

2.61

5.75

2.78

6.40

2.87

8.68

3.74

10.01

3.89

10.01

3.34

24.0

4.32

2.64

5.63

2.81

6.28

2.89

8.54

3.78

9.33

3.49

9.33

3.01

25.0

4.26

2.65

5.57

2.82

6.22

2.91

8.47

3.80

8.99

3.30

8.99

2.86

27.0

4.14

2.68

5.45

2.85

6.10

2.94

8.31

3.82

8.31

2.94

8.31

2.56

Temp: Fahrenheit / TC: kBtu / PI: kW INDOOR

OUTDOOR TEMPERATURE (°FWB)

EDB

8

5.0

14.0

23.0

32.0

43.0

50.0

°F

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

59.0

16.57

2.51

21.05

2.68

23.25

2.77

31.29

3.62

36.00

3.81

39.15

3.94

70.0

15.55

2.58

20.03

2.75

22.23

2.84

30.09

3.71

34.80

3.90

36.46

3.70

71.6

15.14

2.61

19.62

2.78

21.82

2.87

29.61

3.74

34.15

3.89

34.15

3.34

75.2

14.74

2.64

19.21

2.81

21.42

2.89

29.13

3.78

31.83

3.49

31.83

3.01

77.0

14.53

2.65

19.01

2.82

21.21

2.91

28.89

3.80

30.67

3.30

30.67

2.86

80.6

14.12

2.68

18.60

2.85

20.80

2.94

28.36

3.82

28.36

2.94

28.36

2.56

Split-System Commercial H-Series

EDUS04-924

Capacity Tables

Symbols AFR

: Airflow rate

Note: (m3/min.)

BF

: Bypass factor

EWB

: Entering wet bulb temp.

EDB

: Entering dry bulb temp.

(°C) / (°F)

TC

: Total capacity

(kW) / (kBtu/h)

SHC

: Sensible heating capacity (kW) / (kBtu/h)

PI

: Power input

(°C) / (°F)

(kW)

1. Ratings shown are net capacities which include a deduction for indoor fan motor heat.

2. shows nominal (rated) capacities and power input.

3. TC, PI and SHC must be calculated by interpolation using the figures in the above tables. (Figures out of the tables should not be used for calculation.)

4. About SHC which are not mentioned on the table, please calculate them with around values in direct proportion.

5. Capacities are based on the following conditions.

Corresponding refrigerant piping length : 25ft Level difference : 0ft 6. Airflow rate (AFR) and Bypass factor (BF) are tabulated above table.

7. Cooling capacity at -15°C / 5°F.

Temp: Celsius / TC, SHC, PI: kW 60Hz 208-230V INDOOR

OUTDOOR

EWB

EDB

°C

°C

TC

-15 (°CDB) SHC

PI

14.0

20.0

5.49

4.28

0.49

Temp: Fahrenheit / TC, SHC: kBtu / PI: kW 60Hz 208-230V INDOOR

OUTDOOR

EWB

EDB

°F

°F

TC

5 (°FDB) SHC

PI

57.2

68.0

18.73

14.59

0.49 3D063318

Split-System Commercial H-Series

9

Capacity Tables

EDUS04-924

FTXS36HVJU + RXS36HVJU 60Hz 208V Cooling AFR

21.8

BF

0.27

Temp: Celsius / TC, SHC, PI: kW INDOOR

OUTDOOR TEMPERATURE (°CDB)

EWB

EDB

20.0

25.0

°C

°C

TC

SHC

PI

TC

SHC

PI

TC

SHC

30.0 PI

TC

SHC

32.0 PI

TC

SHC

35.0 PI

TC

SHC

40.0 PI

14.0

20.0

7.15

5.14

1.53

7.15

5.14

1.77

7.15

5.14

2.05

7.15

5.14

2.17

7.15

5.14

2.38

7.15

5.14

2.67

16.0

22.0

8.92

5.78

2.07

8.92

5.78

2.43

8.92

5.78

2.86

8.92

5.78

3.07

8.92

5.78

3.42

8.66

5.65

3.83

18.0

25.0

10.82

6.74

2.78

10.82

6.74

3.33

10.44

6.54

3.70

10.25

6.45

3.81

9.97

6.30

3.99

9.10

5.88

3.83

19.4

26.7

11.62

7.28

3.11

11.15

7.03

3.41

10.67

6.80

3.70

10.48

6.70

3.82

10.20

6.56

4.00

9.32

6.14

3.83

22.0

30.0

12.33

6.97

3.14

11.85

6.75

3.44

11.38

6.54

3.73

11.19

6.46

3.85

10.90

6.33

4.03

9.98

5.94

3.83

24.0

32.0

12.80

6.74

3.16

12.32

6.54

3.45

11.85

6.35

3.75

11.66

6.27

3.87

11.37

6.15

4.04

10.41

5.78

3.83

Temp: Fahrenheit / TC, SHC: kBtu / PI: kW INDOOR

OUTDOOR TEMPERATURE (°FDB)

EWB

EDB

68.0

77.0

°F

°F

TC

SHC

PI

TC

SHC

PI

TC

SHC

86.0 PI

TC

SHC

90.0 PI

TC

SHC

95.0 PI

TC

104.0 SHC

PI

57.2

68.0

24.39

17.54

1.53

24.39

17.54

1.77

24.39

17.54

2.05

24.39

17.54

2.17

24.39

17.54

2.38

24.39

17.54

2.67

60.8

71.6

30.43

19.72

2.07

30.43

19.72

2.43

30.43

19.72

2.86

30.43

19.72

3.07

30.43

19.72

3.42

29.55

19.27

3.83

64.4

77.0

36.91

23.00

2.78

36.91

23.00

3.33

35.62

22.33

3.70

34.97

22.00

3.81

34.00

21.51

3.99

31.05

20.05

3.83

67.0

80.0

39.66

24.83

3.11

38.04

24.00

3.41

36.42

23.19

3.70

35.77

22.87

3.82

35.00

22.39

4.00

31.79

20.96

3.83

71.6

86.0

42.07

23.78

3.14

40.45

23.04

3.44

38.83

22.32

3.73

38.18

22.03

3.85

37.21

21.61

4.03

34.04

20.26

3.83

75.2

89.6

43.67

23.00

3.16

42.05

22.32

3.45

40.43

21.65

3.75

39.78

21.39

3.87

38.81

21.00

4.04

35.53

19.72

3.83

Heating AFR

22.9

Temp: Celsius / TC, PI: kW INDOOR EDB

OUTDOOR TEMPERATURE (°CWB) -15.0

-10.0

-5.0

0

6.0

10.0

°C

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

15.0

5.00

2.45

6.01

2.57

7.02

2.70

9.44

3.53

10.86

3.71

11.81

3.84

21.1

4.69

2.51

5.70

2.64

6.71

2.76

9.08

3.61

10.50

3.80

11.45

3.93

22.0

4.57

2.54

5.58

2.67

6.58

2.79

8.93

3.65

10.36

3.83

11.30

3.96

24.0

4.45

2.57

5.45

2.69

6.46

2.82

8.79

3.68

10.21

3.87

11.16

3.99

25.0

4.38

2.58

5.39

2.71

6.40

2.83

8.71

3.70

10.14

3.89

10.97

3.92

27.0

4.26

2.61

5.27

2.74

6.28

2.86

8.57

3.73

9.99

3.92

10.15

3.45

Temp: Fahrenheit / TC: kBtu / PI: kW INDOOR

OUTDOOR TEMPERATURE (°FWB)

EDB

10

5.0

14.0

23.0

32.0

43.0

50.0

°F

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

59.0

17.06

2.45

20.50

2.57

23.94

2.70

32.21

3.53

37.06

3.71

40.30

3.84

70.0

16.01

2.51

19.45

2.64

22.89

2.76

30.97

3.61

36.00

3.80

39.06

3.93

71.6

15.59

2.54

19.03

2.67

22.47

2.79

30.48

3.65

35.33

3.83

38.57

3.96

75.2

15.17

2.57

18.61

2.69

22.05

2.82

29.98

3.68

34.84

3.87

38.07

3.99

77.0

14.96

2.58

18.40

2.71

21.84

2.83

29.73

3.70

34.59

3.89

37.44

3.92

80.6

14.54

2.61

17.98

2.74

21.42

2.86

29.24

3.73

34.09

3.92

34.62

3.45

Split-System Commercial H-Series

EDUS04-924

Capacity Tables

60Hz 230V Cooling AFR

21.8

BF

0.27

Temp: Celsius / TC, SHC, PI: kW INDOOR

OUTDOOR TEMPERATURE (°CDB)

EWB

EDB

20.0

25.0

°C

°C

TC

SHC

PI

TC

SHC

PI

TC

SHC

30.0 PI

TC

SHC

32.0 PI

TC

SHC

35.0 PI

TC

SHC

40.0 PI

14.0

20.0

7.15

5.14

1.54

7.15

5.14

1.77

7.15

5.14

2.05

7.15

5.14

2.17

7.15

5.14

2.38

7.15

5.14

2.67

16.0

22.0

8.92

5.78

2.09

8.92

5.78

2.44

8.92

5.78

2.87

8.92

5.78

3.07

8.92

5.78

3.41

8.92

5.78

3.89

18.0

25.0

10.82

6.74

2.80

10.82

6.74

3.35

10.75

6.70

3.97

10.55

6.60

4.10

10.26

6.45

4.29

9.60

6.12

4.24

19.4

26.7

11.82

7.38

3.25

11.48

7.20

3.66

10.99

6.95

3.98

10.79

6.86

4.11

10.50

6.71

4.30

9.82

6.38

4.24

22.0

30.0

12.69

7.14

3.37

12.20

6.91

3.69

11.71

6.69

4.01

11.52

6.60

4.14

11.23

6.47

4.33

10.50

6.16

4.24

24.0

32.0

13.18

6.90

3.39

12.69

6.69

3.71

12.20

6.49

4.03

12.00

6.41

4.16

11.71

6.29

4.35

10.95

5.99

4.24

Temp: Fahrenheit / TC, SHC: kBtu / PI: kW INDOOR

OUTDOOR TEMPERATURE (°FDB)

EWB

EDB

68.0

77.0

°F

°F

TC

SHC

PI

TC

SHC

PI

TC

SHC

86.0 PI

TC

SHC

89.6 PI

TC

SHC

95.0 PI

TC

104.0 SHC

PI

57.2

68.0

24.39

17.54

1.54

24.39

17.54

1.77

24.39

17.54

2.05

24.39

17.54

2.17

24.39

17.54

2.38

24.39

17.54

2.67

60.8

71.6

30.43

19.72

2.09

30.43

19.72

2.44

30.43

19.72

2.87

30.43

19.72

3.07

30.43

19.72

3.41

30.43

19.72

3.89

64.4

77.0

36.91

23.00

2.80

36.91

23.00

3.35

36.67

22.87

3.97

36.00

22.52

4.10

35.00

22.01

4.29

32.75

20.89

4.24

67.0

80.0

40.33

25.18

3.25

39.16

24.57

3.66

37.49

23.72

3.98

36.83

23.39

4.11

36.00

22.89

4.30

33.52

21.78

4.24

71.6

86.0

43.31

24.36

3.37

41.64

23.58

3.69

39.97

22.83

4.01

39.30

22.53

4.14

38.30

22.09

4.33

35.82

21.01

4.24

75.2

89.6

44.96

23.54

3.39

43.29

22.83

3.71

41.62

22.14

4.03

40.95

21.86

4.16

39.95

21.46

4.35

37.35

20.43

4.24

Heating AFR

22.9

Temp: Celsius / TC, SHC, PI: kW INDOOR EDB

OUTDOOR TEMPERATURE (°CWB) -15.0

-10.0

-5.0

0

6.0

10.0

°C

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

15.0

5.29

2.70

6.35

2.84

7.42

2.98

9.98

3.90

11.48

4.11

12.49

4.24

21.1

4.96

2.78

6.03

2.92

7.09

3.06

9.60

3.99

11.10

4.20

12.10

4.34

22.0

4.83

2.81

5.90

2.95

6.96

3.09

9.44

4.03

10.95

4.24

11.95

4.38

24.0

4.70

2.84

5.77

2.98

6.83

3.12

9.29

4.07

10.79

4.28

11.39

4.08

25.0

4.63

2.85

5.70

2.99

6.77

3.13

9.21

4.09

10.72

4.29

10.97

3.83

27.0

4.50

2.88

5.57

3.02

6.64

3.16

9.06

4.12

10.15

3.96

10.15

3.37

Temp: Fahrenheit / TC, SHC: kBtu / PI: kW INDOOR

OUTDOOR TEMPERATURE (°FWB)

EDB

5.0

14.0

23.0

32.0

43.0

50.0

°F

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

TC

PI

59.0

18.04

2.70

21.67

2.84

25.31

2.98

34.05

3.90

39.18

4.11

42.60

4.24

70.0

16.92

2.78

20.56

2.92

24.20

3.06

32.74

3.99

38.00

4.20

41.29

4.34

71.6

16.48

2.81

20.12

2.95

23.75

3.09

32.22

4.03

37.35

4.24

40.77

4.38

75.2

16.04

2.84

19.67

2.98

23.31

3.12

31.70

4.07

36.83

4.28

38.86

4.08

77.0

15.81

2.85

19.45

2.99

23.08

3.13

31.43

4.09

36.57

4.29

37.44

3.83

80.6

15.37

2.88

19.00

3.02

22.64

3.16

30.91

4.12

34.62

3.96

34.62

3.37

Split-System Commercial H-Series

11

Capacity Tables

EDUS04-924

Symbols AFR

: Airflow rate

Note: (m3/min.)

BF

: Bypass factor

EWB

: Entering wet bulb temp.

EDB

: Entering dry bulb temp.

(°C) / (°F)

TC

: Total capacity

(kW) / (kBtu/h)

SHC

: Sensible heating capacity (kW) / (kBtu/h)

PI

: Power input

(°C) / (°F)

(kW)

1. Ratings shown are net capacities which include a deduction for indoor fan motor heat.

2. shows nominal (rated) capacities and power input.

3. TC, PI and SHC must be calculated by interpolation using the figures in the above tables. (Figures out of the tables should not be used for calculation.)

4. About SHC which are not mentioned on the table, please calculate them with around values in direct proportion.

5. Capacities are based on the following conditions.

Corresponding refrigerant piping length : 25ft Level difference : 0ft 6. Airflow rate (AFR) and Bypass factor (BF) are tabulated above table.

7. Cooling capacity at -15°C / 5°F.

Temp: Celsius / TC, SHC, PI: kW 60Hz 208-230V INDOOR

OUTDOOR

EWB

EDB

°C

°C

TC

-15 (°CDB) SHC

PI

14.0

20.0

5.67

4.42

0.54

Temp: Fahrenheit / TC, SHC: kBtu / PI: kW 60Hz 208-230V INDOOR

OUTDOOR

EWB

EDB

°F

°F

TC

5 (°FDB) SHC

PI

57.2

68.0

19.35

15.08

0.54 3D063319

12

Split-System Commercial H-Series

EDUS04-924

7.2

Capacity Tables

Capacity correction factor by the length of refrigerant piping (Reference) The cooling and the heating capacity of the unit has to be corrected in accordance with the length of refrigerant piping. (The distance between the indoor unit and the outdoor unit) <â&#x20AC;&#x201D; line : cooling capacity> <--- line : heating capacity>

R-410A (30/36 class)

Capacity correction factor

1

0.9

0.8 Range of the Refrigerant Additional Charge 16.4

32.8

49.2

65.6

82.0

98.4

Piping length (ft) (R4981)

Note:

The graph shows the factor when additional refrigerant of the proper quantity is charged.

Split-System Commercial H-Series

13

Operation Limit

EDUS04-924

8. Operation Limit RXS30/36HVJU Heating

Cooling

77

122

75

114.8 68 104 50

41

32

Continuous operation

50

Outdoor temp. (°FWB)

68

Pull-down period

Continuous operation

Outdoor temp. (°FDB)

86

23 32 14 14 5 (5°CDB) 50

Note:

14

57.2 68 73.4 Indoor temp. (°FWB)

82.4 86 Notes: The graphs are based on the following conditions.

• Equivalent piping length 25ft 0m • Level difference • Air flow rate High

50 68 Indoor temp. (°FDB)

86

3D063168

Operation can be extended to 0°F in Cooling & Heating with the use of the optional wind baffle (P/N KPWE112).

Split-System Commercial H-Series

EDUS04-924

Sound Level

9. Sound Level 9.1

Measuring Location Indoor Unit The Single Split Duct-Free System

2.6ft

3.3ft

(R5162)

Outdoor Unit 3.3ft

(R4796)

Note:

1. Operation sound is measured in an anechoic chamber.

2. The data are based on the conditions shown in the table below.

Cooling

Heating

Piping Length

Indoor ; 80°FDB/67°FWB Outdoor ; 95°FDB/75°FWB

Indoor ; 70°FDB/60°FWB Outdoor ; 47°FDB/43°FWB

16.4ft

Split-System Commercial H-Series

15

Sound Level

EDUS04-924

9.2

Octave Band Level

9.2.1

Indoor Units

FTXS30HVJU COOLING

70

OVER ALL ( dB ) NC-60

60

NC-50

SCALE

60Hz 208/230V (H)

60Hz 208/230V (L)

A

47

40

( B.G.N IS ALREADY RECTIFIED )

50

OPERATING CONDITIONS NC-40

208/230V 60Hz

POWER SOURCE

40

JIS STANDARD 60Hz 208/230V (H)

NC-30 30

60Hz 208/230V (L) Cooling NC-20

20

APPROXIMATE THRESHOLD HEARING FOR CONTINUOUS NOISE 63

125 250 500 1000 2000 4000 OCTAVE BAND CENTER FREQUENCY (Hz)

OCTAVE BAND SOUND PRESSURE LEVEL dB(0dB=0.0002μ bar)

OCTAVE BAND SOUND PRESSURE LEVEL dB(0dB=0.0002μ bar)

70

HEATING OVER ALL ( dB ) NC-60

60

NC-50

SCALE

60Hz 208/230V (H)

60Hz 208/230V (L)

A

47

38

( B.G.N IS ALREADY RECTIFIED )

50

OPERATING CONDITIONS NC-40

208/230V 60Hz

POWER SOURCE

40

JIS STANDARD 60Hz 208/230V (H)

NC-30

30

60Hz 208/230V (L) Heating NC-20

20

APPROXIMATE THRESHOLD HEARING FOR CONTINUOUS NOISE 63

8000

125 250 500 1000 2000 4000 OCTAVE BAND CENTER FREQUENCY (Hz)

3D062991

8000

FTXS36HVJU COOLING

70

OVER ALL ( dB ) NC-60

60

NC-50

SCALE

60Hz 208/230V (H)

60Hz 208/230V (L)

A

49

40

( B.G.N IS ALREADY RECTIFIED )

50

OPERATING CONDITIONS NC-40

POWER SOURCE

40

208/230V 60Hz

JIS STANDARD 60Hz 208/230V (H)

NC-30 30

60Hz 208/230V (L) Cooling NC-20

20

9.2.2

APPROXIMATE THRESHOLD HEARING FOR CONTINUOUS NOISE 63 125 250 500 1000 2000 4000 OCTAVE BAND CENTER FREQUENCY (Hz)

OCTAVE BAND SOUND PRESSURE LEVEL dB(0dB=0.0002μ bar)

OCTAVE BAND SOUND PRESSURE LEVEL dB(0dB=0.0002μ bar)

70

HEATING OVER ALL ( dB ) NC-60

60

NC-50

SCALE

60Hz 208/230V (H)

60Hz 208/230V (L)

A

49

38

( B.G.N IS ALREADY RECTIFIED )

50

OPERATING CONDITIONS NC-40

POWER SOURCE

40

208/230V 60Hz

JIS STANDARD 60Hz 208/230V (H)

NC-30 30

60Hz 208/230V (L) Heating NC-20

20 APPROXIMATE THRESHOLD HEARING FOR CONTINUOUS NOISE 63 125 250 500 1000 2000 4000 OCTAVE BAND CENTER FREQUENCY (Hz)

8000

3D062992

8000

Outdoor Units

RXS30/36HVJU COOLING NC-60

60

NC-50

60Hz 208V-230V

A

54

OPERATING CONDITIONS NC-40

POWER SOURCE

40

208-230V 60Hz

JIS STANDARD(JIS9612) Cooling

NC-30 30 NC-20 APPROXIMATE THRESHOLD HEARING FOR CONTINUOUS NOISE 63

16

SCALE

( B.G.N IS ALREADY RECTIFIED )

50

20

70

OVER ALL ( dB )

125 250 500 1000 2000 4000 OCTAVE BAND CENTER FREQUENCY (Hz)

8000

OCTAVE BAND SOUND PRESSURE LEVEL dB(0dB=0.0002μ bar)

OCTAVE BAND SOUND PRESSURE LEVEL dB(0dB=0.0002μ bar)

70

HEATING OVER ALL ( dB ) NC-60

60

NC-50

SCALE

60Hz 208V-230V

A

55

( B.G.N IS ALREADY RECTIFIED )

50

OPERATING CONDITIONS NC-40

POWER SOURCE

40

208-230V 60Hz

JIS STANDARD(JIS9612) Heating

NC-30 30 NC-20 20

APPROXIMATE THRESHOLD HEARING FOR CONTINUOUS NOISE 63

125 250 500 1000 2000 4000 OCTAVE BAND CENTER FREQUENCY (Hz)

8000

3D063288

Split-System Commercial H-Series

EDUS04-924

Electric Characteristics

10. Electric Characteristics Representative Unit Combination Indoor Unit FTXS30HVJU FTXS36HVJU

Outdoor Unit RXS30HVJU RXS36HVJU

Power Supply Hz-Volts 60-208 60-230 60-208 60-230

Voltage Range MAX. 60Hz 253V MIN. 60Hz 187V MAX. 60Hz 253V MIN. 60Hz 187V

COMP MCA 19.5 19.5

MFA 20 20

RHz 66

RLA 13.5 12.2

84

18.9

90

18.4

OFM W 200 200

FLA 0.39 0.35 0.39 0.35

IFM W 64 64

FLA 0.27 0.24 0.27 0.24

Symbols:

Note:

MCA

: MIN. CIRCUIT AMPS (A)

MFA

: MAX. FUSE AMPS (A)

RLA

: RATED LOAD AMPS (A)

OFM

: OUTDOOR FAN MOTOR

IFM

: INDOOR FAN MOTOR

1. RLA is based on the following conditions.

Indoor temp. : 80°FDB / 67°FWB (26.7°CDB / 19.4°CWB) Outdoor temp. : 95°FDB (35°CDB) 2. Maximum allowable voltage variation between phases is 2%.

3. Select wire size based on the larger value of MCA. 4. Instead of fuse, use circuit breaker.

5. Be sure to install an ground leak detector. (One that can handle higher harmonics.)

(This unit uses an inverter, which means that it must be used an ground leak detector capable handling high harmonics in order to prevent malfunctioning of the ground leak detector itself.)

FLA

: FULL LOAD AMPS (A)

W

: FAN MOTOR RATED OUTPUT (W)

RHz

: RATED OPERATING FREQUENCY (Hz) 3D063167

Split-System Commercial H-Series

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11. Installation Manual 11.1

Indoor Units

Safety Precautions • Read these Saf ety Precautions carefully to ensure correct installation.

• This manual classifies the precautions into DANGER, WARNING and CAUTION. Be sure to follow all the precautions below. They are all important for ensuring safety.

Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This signal word is to be limited to the most extreme situations. This signal word should be used for property damage hazards unless personal injury risk appropriate to the level is also involved.

Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. This signal WARNING word should not be used for property damage hazards unless personal injury risk appropriate to the level is also involved.

CAUTION Indicates a potentially hazardous situation wthich, if not avoided, may result in minor or moderate injury. It may also be used to alert against unsafe practices that may cause property damage.

DANGER

• The following safety symbols are used throughout this manual: Be sure to observe this instruction.

Be sure to establish a ground connection.

Never attempt.

• After completing installation, test the unit to check for installation errors. Give the user adequate instructions concerning the use and cleaning of the unit according to the Operation Manual.

DANGER • Refrigerant gas is heavier than air and replaces oxygen. A massive leak could lead to oxygen depletion, especially in basements, and an asphyxiation hazard could occur leading to serious injury or death.

• If the refrigerant gas leaks during installation, ventilate the area immediately.

Refrigerant gas may produce a toxic gas if it comes in contact with fire such as from a fan heater, stove or cooking device. Exposure to this gas could cause severe injury or death.

• After completing the installation work, check that the refrigerant gas does not leak.

Refrigerant gas may produce a toxic gas if it comes in contact with fire such as from a fan heater, stove or cooking device. Exposure to this gas could cause severe injury or death.

• Do not ground units to water pipes, telephone wires or lightning rods because incomplete grounding could cause a severe shock hazard resulting in severe injury or death, and to gas pipes because a gas leak could result in an explosion which could lead to severe injury or death.

• Safely dispose of the packing materials.

Packing materials, such as nails and other metal or wooden parts, may cause stabs or other injuries. Tear apart and throw away plastic packaging bags so that children will not play with them. Children playing with plastic bags face the danger of death by suffocation.

• Do not install unit in an area where flammable materials are present due to risk of explosion resulting in serious injury or death.

• Do not ground units to telephone wires or lightning rods because lightning strikes could cause a severe shock hazard resulting in severe injury or death, and to gas pipes because a gas leak could result in an explosion which could lead to severe injury or death.

WARNING • Installation should be left to the authorized dealer or another trained professional.

Improper installation may cause water leakage, electrical shock, fire, or equipment damage.

• Install the air conditioner according to the instructions given in this manual.

Incomplete installation may cause water leakage, electrical shock, fire or equipment damage.

• Be sure to use the supplied or exact specified installation parts.

Use of other parts may cause the unit to come to lose, water leakage, electrical shock, fire or equipment damage.

• Install the air conditioner on a solid base that is level and can support the weight of the unit.

An inadequate base or incomplete installation may cause injury or equipment damage in the event the unit falls off the base or comes loose.

• Electrical work should be carried out in accordance with the installation manual and the national, state and local electrical wiring codes.

Insufficient capacity or incomplete electrical work may cause electrical shock, fire or equipment damage.

• Be sure to use a dedicated power circuit. Never use a power supply shared by another appliance.

Follow all appropriate electrical codes.

• For wiring, use a wire or cable long enough to cover the entire distance with no splices if possible. Do not use an extension cord. Do not put other loads on the power supply. Use a only a separate dedicated power circuit.

(Failure to do so may cause abnormal heat, electric shock, fire or equipment damage.)

• Use the specified types of wires for electrical connections between the indoor and outdoor units. Follow all state and local electrical codes.

Firmly clamp the interconnecting wires so their terminals receive no external stresses. Incomplete connections or clamping may cause terminal overheating, fire or equipment damage.

18

Split-System Commercial H-Series

EDUS04-924

Installation Manual

Safety Precautions WARNING • After connecting all wiring be sure to shape the cables so that they do not put undue stress on the electrical covers, panels or terminals.

Install covers over the wires. Incomplete cover installation may cause terminal overheating, electrical shock,fire or equipment damage.

• When installing or relocating the system, be sure to keep the refrigerant circuit free from all substances other than the specified refrigerant (R410A), such as air.

(Any presence of air or other foreign substance in the refrigerant circuit causes an abnormal pressure rise which may result in rupture, resulting in injury.)

• During pump-down, stop the compressor before removing the refrigerant piping.

If the compressor is still running and the stop valve is open during pump-down, air will be sucked in when the refrigerant piping is removed, causing abnormally high pressure which could lead to equipment damage or and personal injury.

• During installation, attach the refrigerant piping securely before running the compressor.

If the compressor is not attached and the stop valve is open during pump-down, air will be sucked in when the compressor is run, causing abnormally high pressure which could lead to equipment damage and personal injury.

• Be sure to install a ground fault circuit interrupter breaker.

Failure to install a ground fault circuit interrupter breaker may result in electrically shocks, or fire personal injury.

CAUTION • Do not install the air conditioner where gas leakage would be exposed to open flames.

If the gas leaks and builds up around the unit, it may catch fire.

• Establish drain piping according to the instructions of this manual.

Inadequate piping may cause water damage.

• Tighten the flare nut according to the specified torque. A torque wrench should be used.

If the flare nut is tightened too much, the flare nut may crack over time and cause refrigerant leakage.

• Do not touch the heat exchanger fins.

Improper handling may result in injury.

• Be very careful about product transportation.

Some products use PP bands for packaging. Do not use any PP bands for a means of transportation. It is dangerous.

Accessories A Mounting plate

1

Mounting plate fixing screws B 3/16” × 1”L (M4 × 25L) Titanium Apatite Photocatalytic C Air-Purifying Filter D Wireless remote controller

9 3 1

E Remote controller holder

Fixing screws for remote controller holder 1/8” × 13/16”L (M3 × 20L) Dry batteries AAA. LR03 G (alkaline) Indoor unit fixing screws H 3/16” × 1/2”L (M4 × 12L) F

Tube

1

1

J

2

K Operation manual

1

2

L Installation manual

1

3

M Screw cover

3

Choosing an Installation Site • Before choosing the installation site, obtain user approval.

1.

Indoor unit.

• 1) 2) 3) 4) 5) 6) 7)

The indoor unit should be sited in a place where: the restrictions on installation specified in the indoor unit installation drawings are met, both air intake and exhaust have clear paths met, the unit is not in the path of direct sunlight, the unit is away from the source of heat or steam, there is no source of machine oil vapour (this may shorten indoor unit life), cool (warm) air is circulated throughout the room, the unit is away from electronic ignition type fluorescent lamps (inverter or rapid start type) as they may shorten the remote controller range, 8) the unit is at least 3.5ft (1m) away from any television or radio set (unit may cause interference with the picture or sound), 9) install at the recommended height (6ft (1.8m)).

2.

Wireless remote controller.

1) Turn on all the fluorescent lamps in the room, if any, and find the site where remote controller signals are properly received by the indoor unit (within 23ft (7m)).

Split-System Commercial H-Series

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Installation Manual

EDUS04-924

Indoor Unit Installation Drawings A Mounting plate

The mounting plate should be installed on a wall which can support the weight of the indoor unit.

How to attach the indoor unit.

Hook the claws of the bottom frame to the mounting plate.

If the claws are difficult to hook, remove the front grille.

How to remove the indoor unit.

Push up the marked area (at the lower part of the front grille) to release the claws. If it is difficult to release, remove the front grille.

A Mounting plate Clip Bottom frame

Front grille

Mark (rear side)

B Mounting plate fixing screws 3/16” × 1”L (M4 × 25L) (9)

1-3/16” (30mm) or more from ceiling Front panel

Caulk pipe hole gap with putty.

Cut thermal insulation pipe to an appropriate length and wrap it with tape, making sure that no gap is left in the insulation pipe’s cut line.

Wrap the insulation pipe with the finishing tape from bottom to top.

1-15/16” (50mm) or more from walls (on both sides) 3/16” × 5/8”L (M4 × 16L)

Intelligent-eye sensor 3/16” × 5/8”L (M4 × 16L)

3/16” × 5/8”L (M4 × 16L)

M Screw cover

Service lid Opening service lid Service lid is opening/closing type.

Opening method 1) Remove the service lid screws.

2) Pull out the service lid diagonally down in the direction of the arrow.

3) Pull down.

Front grille fixture How to remove front grille fixture 1) Insert the tool into the groove of the front grille fixture.

Air filters

Front grille fixture Bottom of indoor unit

2) Turn the tool 90? in the direction of the arrow.

C Titanium Apatite Photocatalytic Air-Purifying Filter (3) Titanium Apatite Photocatalytic Air-Purifying Filter

3) Take out the front grille fixture.

Filter frame

Ta b Air filter

D Wireless remote controller

F Fixing screws for remote controller holder 1/8” × 13/16”L (M3 × 20L) (2)

Before screwing the remote controller holder to the wall, make sure that control signals are properly received by indoor unit.

E Remote controller holder

Intelligent-eye Sensor CAUTION 1) Do not hit or forcefully push the intelligent-eye sensor.. This can lead to damage and malfunction.

2) Do not place large objects near the sensor. Also keep heating units or humidifiers outside the sensor’s detection area.

20

Split-System Commercial H-Series

EDUS04-924

Installation Manual

Installation Tips <When there is no work space because the unit is close to ceiling>

1. Removing and installing front panel.

• Removal method Hook fingers on the panel protrusions on the left and right of the main body, and open until the panel stops. Slide the front panel sideways to disengage the rotating shaft.

Then pull the front panel toward you to remove it.

Place both hands under the center of the front grille, and while pushing up, pull it toward you.

Push the rotating shaft of the front panel into the groove.

3. How to set the different addresses.

When 2 indoor units are installed in 1 room, the 2 wireless remote controllers can be set for different addresses.

mark area (4 locations)

Upper hook

2) Remove the front grille.

3) In front of the mark of the front grille, there are 4 upper hooks. Lightly pull the front grille toward you with one hand, and push down on the hooks with the fingers of your other hand.

Lightly pull the front grille toward you with one hand, and push down on the hooks with the fingers of your other hand.

(4 locations)

2) Pull toward you.

• Installation method 1) Install the front grille and firmly engage the upper hooks (4 locations).

2) Install 6 screws of the front grille.

3) Install the air filter and then mount the front panel.

2. Removing and installing the front grille.

• Removal method 1) Remove front panel to remove the air filter.

1) Push up.

Push down.

Upper hook

Upper hook

ADDRESS

• Installation method Align the tabs of the front panel with the grooves, and push all the way in.

Then close slowly. Push the center of the lower surface of the panel firmly to engage the tabs.

CAUTION Be sure to wear protection gloves.

JA JA ADDRESS EXIST CUT

1 2

1) In the same way as when connecting to an HA system, remove the metal plate electrical wiring cover.

J4

2) Cut the address jumper (JA) on the printed circuit board.

3) Cut the address jumper (J4) in the remote controller.

J4 ADDRESS EXIST CUT

1 2

Indoor Unit Installation (1) 1.

Installing the mounting plate.

• The mounting plate should be installed on a wall which can support the weight of the indoor unit.

1) Temporarily secure the mounting plate to the wall, make sure that the panel is completely level, and mark the boring points on the wall.

2) Secure the mounting plate to the wall with screws.

Recommended mounting plate retention spots and dimensions * The removed pipe port cover can be kept in the mounting plate pocket.

(Bolt size: 3/8” (M10))

Recommended mounting plate retention spots (9 spots in all) (Bolt size: 3/8” (M10))

Place a leveler on raised tab.

(Bolt size: 3/8” (M10))

5-1/4 (134)

A Mounting plate

2.

φ3-1/8 (φ80)

2-9/16 Drain (65) hose position

φ3-1/8 (φ80) 1-3/4 (45)

1-3/4 (45)

Removed pipe port cover

7-1/2 (190)

13-3/8 (340)

2-1/16 (53)

5-3/16 (131)

6-5/16 (161)

Gas pipe end 21-13/16 (554) 47-1/4 (1200)

Through-the-wall hole φ3-1/8 inch (φ80mm)

1-7/8 (47)

Liquid pipe end

3-1/2 (89)

(length: inch (mm))

Keep here the piece cut out from the unit for piping

Boring a wall hole and installing wall embedded pipe.

• For walls containing metal frame or metal board, be sure to use a wall embedded pipe and wall cover in the feed-through hole to prevent possible heat, electrical shock, or fire.

• Be sure to caulk the gaps around the pipes with caulking material to prevent water leakage.

1) Bore a feed-through hole of 3-1/8 inch (80mm) in the wall so it has a down slope toward the outside.

2) Insert a wall pipe into the hole.

3) Insert a wall cover into wall pipe.

4) After completing refrigerant piping, wiring, and drain piping, caulk pipe hole gap with putty.

Split-System Commercial H-Series

7-3/16 (183)

Use tape measure as shown.

Position the end of a tape measure at ∇

Inside Wall embedded pipe (Field supply)

Wall hole cover (Field supply)

Outside Caulking

φ3-1/8” (φ80mm) Wall embedded pipe (Field supply)

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Indoor Unit Installation (2) 3.

Installing indoor unit.

3-1. Right-side, right-back, or right-bottom piping.

1) Attach the drain hose to the underside of the refrigerant pipes with an adhesive vinyl tape.

Remove pipe port cover here for right-side piping.

2) Wrap the refrigerant pipes and drain hose together with an insulation tape.

Right-back piping Right-bottom piping

Remove pipe port cover here for right-bottom piping.

Bind coolant pipe and drain hose together with insulation tape.

A Mounting plate

3) Pass the drain hose and refrigerant pipes through the wall hole, then set the indoor unit on the mounting plate hooks by using the markings at the top of the indoor unit as a guide.

4) Open the front panel, then open the service lid.

(Refer to Installation Tips.)

5) Pass the inter-unit wiring from the outdoor unit through the feedthrough wall hole and then through the back of the indoor unit.

Connect the inter-unit wiring. (Refer to 4. Wiring.)

6) Press the bottom frame of the indoor unit with both hands to set it on the mounting plate hooks. Make sure that the wires do not catch on the edge of the indoor unit.

3-2. Left-side, left-back, or left-bottom piping.

Remove pipe port cover here for left-side piping.

1) Attach the drain hose to the underside of the refrigerant pipes with adhesive vinyl tape.

2) Be sure to connect the drain hose to the drain port in place of a drain plug.

Left-side piping Remove pipe port cover here for left-bottom piping.

Left-bottom piping

How to set the drain hose.

• Insert drain hose and tighten indoor unit fixing screw.

(Forgetting to attach this may cause water leakages.)

How to set the drain plug. ap

No g

* The drain hose is on the back of the unit.

Attachment on the left side

Drain hose attachment position

Attachment on the right side (factory default)

Indoor unit fixing screw

Insulation fixing screw

Drain hose

Drain hose

Insert a hexagon wrench (3/16 inch (4mm))

Front side of unit

Left-back piping

Do not apply lubricating oil (refrigerant oil) when inserting.

Application of causes deterioration and drain leakage of the plug.

3) Shape the refrigerant pipe along the pipe path marking on the mounting plate.

4) Pass drain hose and refrigerant pipes through the wall hole, then set the indoor unit on mounting plate hooks, using the markings at the top of indoor unit as a guide.

5) Pull in the inter-unit wiring.

Drain hose Caulk this hole with putty or caulking material.

A Mounting plate

Bind with plastic tape.

6) Connect the inter-unit piping.

7) Wrap the refrigerant pipes and drain hose together with insulation tape as right figure, in case of setting the drain hose through the back of the indoor unit.

8) While exercising care so that the inter-unit wiring do not catch indoor unit, press the bottom edge of indoor unit with both hands until it is firmly caught by the mounting plate hooks. Secure indoor unit to the mounting plate with the screws (3/16” × 1/2”L (M4 × 12L)).

3-3. Wall embedded piping.

Follow the instructions given under Left-side, left-back, or left-bottom piping .

1) Insert the drain hose to this depth so it won’t be pulled out of the drain pipe.

22

Wrap insulation tape around the bent portion of refrigerant pipe.

Overlap at least half the width of the insulation tape with each turn.

Inter-unit wiring

A

Drain hose

Mounting plate Refrigerant pipes

Bottom frame H 3/16” × 1/2”L (M4 × 12L) (3 point)

Insert drain hose to this depth so it won’t be pulled out of drain pipe.

1-15/16” (50mm) or more Outer wall

Inner wall

Drain hose Vinyl chloride drain pipe (VP-30)

Split-System Commercial H-Series

EDUS04-924

Installation Manual

Indoor Unit Installation (3) 4.

Wiring.

Terminal block

1) As shown in the illustration on the right-hand side, insert the wires including the ground wire into the conduit and secure them with lock nut onto the conduit mounting plate.

2) Insert the wires including the ground wire into J tube.

J Tube 3) Strip wire ends (9/16 inch (15mm)).

4) Match wire colors with terminal numbers on indoor and outdoor unit’s terminal blocks and firmly screw wires to the corresponding terminals.

5) Connect the ground wires to the corresponding terminals.

6) Pull the wires and check that the wires are securely fixed to the terminal block.

7) In case of connecting to an adapter system, run the remote controller cable and attach the S21. (Refer to 5. When connecting to an HA system.)

8) Shape the wires so that the service lid fits securely, then close service lid.

Electrical component box Wire retainer Shape wires so that the service lid will fit securely.

Use the specified wire type.

Back

Lock nut

Conduit mounting plate Conduit

Outdoor unit When wire length exceeds 33ft (10m), use AWG14 wires.

Indoor unit

1 23

L1L2

3 2 1

Use AWG16 or AWG14 wire for the Interconnecting wires

WARNING 1) Do not use tapped wires, stranded wires, extensioncords, or starburst connections, as they may cause overtheating, electrical shock,or fire.

2) Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the terminal block.) Doing so may cause electric shock or fire.

3) When carrying out wiring connection, take care not to pull at the conduit.

5.

When connecting to an HA system.

HA connector (S21)

Tab 1) Remove the front grille.

Pull Pull (6 screws, 3 front grille fixtures) 2) Remove the electrical Slide Tab wiring box. (1 screw) Lay the HA cord as shown in the figure.

3) Remove the metal plate HA connector electrical wiring cover. Screw Slide (S21) Metal plate 4) Attach the connection (4 tabs) 5) Replace the electrical wiring cover as it was, cord to the S21 electrical cover and pull the harness connector and pull 4) Attach the connection around, as shown the harness out 3) Remove the metal plate in the figure. through the notched electrical wiring cover. cord to the S21 connector Main body part in the figure. and pull the harness out through the notched part in the figure.

5) Replace the electrical wiring cover as it was, and pull the harness around, as shown in the figure.

Drain piping.

1) Connect the drain hose, as described below.

The drain hose should be inclined downward.

3) When drain hose requires extension, obtain an extension hose commercially available.

Be sure to thermally insulate the indoor section of the extension hose.

No trap is permitted.

Indoor unit drain hose

φ11/16” (φ18mm)

6.

Extension drain hose

Do not put the end of the hose in water.

Heat insulation tube (Field supply)

4) When connecting a rigid polyvinyl chloride pipe (nominal diameter 1/2 inch (13mm)) directly to the drain hose attached to the indoor unit as with embedded piping work, use any commercially available drain socket (nominal diameter 1/2 inch (13mm)) as a joint. φ11/16” (φ18mm)

2) Remove the air filters and pour some water into the drain pan to check the water flows smoothly.

Drain hose supplied with the indoor unit

Split-System Commercial H-Series

Commercially available drain Commercially available rigid socket polyvinyl chloride pipe (nominal diameter 1/2 inch (13mm)) (nominal diameter 1/2 inch (13mm))

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EDUS04-924

Refrigerant Piping Work 1.

Flaring the pipe end.

(Cut exactly at right angles.)

1) Cut the pipe end with a pipe cutter.

2) Remove burrs with the cut surface facing downward so that the chips do not enter the pipe.

3) Put the flare nut on the pipe.

4) Flare the pipe.

5) Check that the flaring is properly made.

Remove burrs

Flaring Set exactly at the position shown below.

A

Die

A

Flare tool for R410A

Conventional flare tool

Clutch-type

Clutch-type (Rigid-type) Wing-nut type (Imperial-type)

0-0.020 inch (0-0.5mm) 0.039-0.059 inch (1.0-1.5mm) 0.059-0.079 inch (1.5-2.0mm)

Check Flare’s inner surface must be flaw-free.

The pipe end must be evenly flared in a perfect circle.

Make sure that the flare nut is fitted.

WARNING 1) Do not use mineral oil on flared part.

2) Prevent mineral oil from getting into the system as this would reduce the lifetime of the units.

3) Never use piping which has been used for previous installations. Only use parts which are delivered with the unit.

4) Never install a drier to this R410A unit in order to guarantee it’s lifetime.

5) The drying material may dissolve and damage the system.

6) Incomplete flaring may cause refrigerant gas leakage.

2.

Refrigerant piping.

CAUTION 1) Use the flare nut fixed to the main unit. (To prevent cracking of the flare nut by aged deterioration.)

2) To prevent gas leakage, apply refrigeration oil only to the inner surface of the flare. (Use refrigeration oil for R410A.) 3) Use torque wrenches when tightening the flare nuts to prevent damage to the flare nuts and gas leakage.

Align the centers of both flares and tighten the flare nuts 3 or 4 turns by hand. Then tighten them fully with the torque wrenches.

Do not apply refrigeration oil to the outer surface.

[Tighten]

[Apply oil] Apply refrigeration oil to the inner surface of the flare.

Flare nut tightening torque

Torque wrench

Flare nut

Gas side

Liquid side

5/8 inch (15.9mm)

3/8 inch (9.5mm)

45.6-55.6ft • lbf (61.8-75.4N • m)

24.1-29.4ft • lbf (32.7-39.9N • m)

Spanner

Do not apply refrigeration oil to the flare nut to avoid tightening with over torque.

Piping union Flare nut

2-1. Caution on piping handling.

1) Protect the open end of the pipe against dust and moisture.

2) All pipe bends should be as gentle as possible. Use a pipe bender for bending.

Rain

Be sure to place a cap.

Wall

If no flare cap is available, cover the flare mouth with tape to keep dirt or water out.

2-2. Selection of copper and heat insulation materials.

• When using commercial copper pipes and fittings, observe the following: Inter-unit wiring Gas pipe 1) Insulation material: Polyethylene foam Liquid pipe Heat transfer rate: 0.041 to 0.052W/mK (0.024-0.030Btu/fth˚F (0.035-0.045kcal/mh˚C)) Refrigerant gas pipe’s surface temperature reaches 230˚F (110˚C) max. ature Choose heat insulation materials that are designed for HVAC use.

Gas pipe Liquid pipe 2) Be sure to insulate both the gas and liquid piping and to provide insulation insulation Finishing tape Drain hose insulation dimensions as below.

Gas side

Liquid side

Gas pipe thermal insulation

Liquid pipe thermal insulation

O.D. 5/8 inch (15.9mm)

O.D. 3/8inch (9.5mm)

I.D. 0.630-0.787 inch (16-20mm)

I.D. 0.472-0.591 inch (12-15mm)

Minimum bend radius 1-15/16 inch (50mm) or more

Thickness 0.393 inch (10mm) Min.

1-3/16 inch (30mm) or more

Thickness 0.039 inch (1mm) (C1220T-O) Thickness 0.031 inch (0.8mm) (C1220T-O)

3) Use separate thermal insulation pipes for gas and liquid refrigerant pipes.

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Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit.

Hexagonal 1) Remove the valve cap from liquid stop valve and gas stop valve. wrench Liquid 2) Carry out forced cooling operation. stop valve Close 3) After 5 to 10 minutes, close the liquid stop valve with a hexagonal wrench.

4) After 2 to 3 minutes, close the gas stop valve and stop forced cooling operation.

Gas

How to force cooling operation mode

stop valve

Valve cap

Using the indoor unit ON/OFF switch Press the indoor unit ON/OFF switch for at least 5 seconds. (Operation will start.)

• Forced cooling operation will stop automatically after around 15 minutes.

To stop force cooling operation, press the indoor unit ON/OFF switch.

Using the main unit’s remote controller 1) Press the MODE button and select the cooling mode.

2) Press the ON/OFF button to turn on the system.

3) Press the both of TEMP button and the MODE button at the same time.

4) Press the MODE button twice. ( will be displayed and the unit will enter test run mode.)

• Test run mode will stop automatically after around 30 minutes. To stop test run mode, press the ON/OFF button.

CAUTION 1) After closing the liquid stop valve, close the gas stop valve within 3 minutes, then stop the forced operation.

Trial Operation and Testing (1) 1.

Trial operation and testing.

1-1 Measure the supply voltage and make sure that it falls in the specified range.

1-2 Trial operation should be carried out in either cooling or heating mode.

1) In cooling mode, select the lowest programmable temperature; in heating mode, select the highest programmable temperature.

Trial operation may be disabled in either mode depending on the room temperature.

In that case, use the remote controller for trial operation as described below.

2) After trial operation is complete, set the temperature to a normal level (78°F to 82°F (26°C to 28°C)in cooling mode, 68°F to 75°F (20°C to 24°C) in heating mode).

• For protection, the system disables restart operation for 3 minutes after it is turned off.

1-3 Carry out the test operation in accordance with the operation manual to ensure that all functions and parts, such as louver movement, are working properly.

• The air conditioner requires a small amount of power in its standby mode. If the system is not to be used for some time after installation, shut off the circuit breaker to eliminate unnecessary power consumption.

• If the circuit breaker trips to shut off the power to the air conditioner, the system will restore the original operation mode when the circuit breaker is opened again.

Trial operation from remote controller.

1) Press the MODE button and select the trial operation mode. (cooling and heating).

2) Press the ON/OFF button to turn on the system.

3) Press the both of TEMP button and the MODE button at the same time.

4) Press the MODE button twice. (

will be displayed and the unit will enter test run mode.)

• Test run mode will stop automatically after around 30 minutes. To stop test run mode, press the ON/OFF button.

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Trial Operation and Testing (2) 2.

Test items.

Test items

Symptom (diagnostic display on RC)

Indoor and outdoor units are installed properly on solid bases.

Fall, vibration, noise

No refrigerant gas leaks.

Incomplete cooling/heating function

Refrigerant gas and liquid pipes and indoor drain hose extension are thermally insulated.

Water leakage

Draining line is properly installed.

Water leakage

System is properly grounded.

Electrical leakage

The specified wires are used for inter-unit wiring connections.

Inoperative or burn damage

Indoor or outdoor unitâ&#x20AC;&#x2122;s air intake or exhaust has clear path of air. Stop valves are opened.

Incomplete cooling/heating function

Indoor unit properly receives remote controller commands.

Inoperative

Check

C: 3P228446-2B

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11.2

Installation Manual

Outdoor Units

Safety Precautions (1) • Read these Safety Precautions carefully to ensure correct installation.

• This manual classifies the precautions into DANGER, WARNING and CAUTION. Be sure to follow all the precautions below: they are below. They areall allimportant importantfor forensuring ensuringsafety. safety.

Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This signal word is to be limited to the most extreme situations. This signal word should be used for property damage DANGER DANGER Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. hazards unless personal injury risk appropriate to the level is also involved.

Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. This signal

WARNING Failure to follow any of WARNING is likely to result unless in suchpersonal grave consequences as death or level serious injury.

WARNING word should not be used for property damage hazards injury risk appropriate to the is also involved.

Indicatestoafollow potentially situation if not avoided, may result in minor or moderate injury. It may also any hazardous of CAUTION may wthich, in some cases result in grave consequences.

CAUTION CAUTION Failure be used to alert against unsafe practices that may cause property damage.

• The following safety symbols are used throughout this manual: • The following safety symbols are used throughout this manual: Be sure to observe this instruction.

Be sure to establish a ground connection.

Never attempt.

• After completing installation, test the unit to check for installation errors. Give the user adequate instructions concerning the use and cleaning of the unit according to the Operation Manual.

DANGER • Refrigerant gas is heavier than air and replaces oxygen. A massive leak could lead to oxygen depletion, especially in basements, and an asphyxiation hazard could occur leading to serious injury or death.

• If the refrigerant gas leaks during installation, ventilate the area immediately.

Refrigerant gas may produce a toxic gas if it comes in contact with fire such as from a fan heater, stove or cooking device.

Exposure to this gas could cause severe injury or death.

• After completing the installation work, check that the refrigerant gas does not leak.

Refrigerant gas may produce a toxic gas if it comes in contact with fire such as from a fan heater, stove or cooking device.

Exposure to this gas could cause severe injury or death.

• Do not ground units to water pipes, telephone wires or lightning rods because incomplete grounding could cause a severe shock hazard resulting in severe injury or death, and to gas pipes because a gas leak could result in an explosion which could lead to severe injury or death.

• Safely dispose of the packing materials.

Packing materials, such as nails and other metal or wooden parts, may cause stabs or other injuries.

Tear apart and throw away plastic packaging bags so that children will not play with them.

Children playing with plastic bags face the danger of death by suffocation.

• Do not install unit in an area where flammable materials are present due to risk of explosion resulting in serious injury or death.

• Do not ground units to telephone wires or lightning rods because lightning strikes could cause a severe shock hazard resulting in severe injury or death, and to gas pipes because a gas leak could result in an explosion which could lead to severe injury or death.

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Safety Precautions (2) WARNING • Installation should be left to the authorized dealer or another trained professional.

Improper installation may cause water leakage, electrical shock, fire, or equipment damage.

• Install the air conditioner according to the instructions given in this manual.

Incomplete installation may cause water leakage, electrical shock, fire or equipment damage.

• Be sure to use the supplied or exact specified installation parts.

Use of other parts may cause the unit to come to lose, water leakage, electrical shock, fire or equipment damage.

• Install the air conditioner on a solid base that is level and can support the weight of the unit.

An inadequate base or incomplete installation may cause injury or equipment damage in the event the unit falls off the base or comes loose.

• Electrical work should be carried out in accordance with the installation manual and the national, state and local electrical wiring codes.

Insufficient capacity or incomplete electrical work may cause electrical shock, fire or equipment damage.

• Be sure to use a dedicated power circuit. Never use a power supply shared by another appliance.

Follow all appropriate electrical codes.

• For wiring, use a wire or cable long enough to cover the entire distance with no splices if possible.

Do not use an extension cord. Do not put other loads on the power supply.

Use a only a separate dedicated power circuit.

(Failure to do so may cause abnormal heat, electric shock, fire or equipment damage.)

• Use the specified types of wires for electrical connections between the indoor and outdoor units.

Follow all state and local electrical codes.

Firmly clamp the interconnecting wires so their terminals receive no external stresses.

Incomplete connections or clamping may cause terminal overheating, fire or equipment damage.

• After connecting all wiring be sure to shape the cables so that they do not put undue stress on the electrical covers, panels or terminals.

Install covers over the wires. Incomplete cover installation may cause terminal overheating, electrical shock, fire or equipment damage.

• When installing or relocating the system, be sure to keep the refrigerant circuit free from all substances other than the specified refrigerant (R410A), such as air.

(Any presence of air or other foreign substance in the refrigerant circuit causes an abnormal pressure rise which may result in rupture, resulting in injury.)

• During pump-down, stop the compressor before removing the refrigerant piping.

If the compressor is still running and the stop valve is open during pump-down, air will be sucked in when the refrigerant piping is removed, causing abnormally high pressure which could lead to equipment damage or and personal injury.

• During installation, attach the refrigerant piping securely before running the compressor.

If the compressor is not attached and the stop valve is open during pump-down, air will be sucked in when the compressor is run, causing abnormally high pressure which could lead to equipment damage and personal injury.

• Be sure to install a ground fault circuit interrupter breaker.

Failure to install a ground fault circuit interrupter breaker may result in electrically shocks, or fire personal injury.

CAUTION • Do not install the air conditioner where gas leakage would be exposed to open flames.

If the gas leaks and builds up around the unit, it may catch fire.

• Establish drain piping according to the instructions of this manual.

Inadequate piping may cause water damage.

• Tighten the flare nut according to the specified torque. A torque wrench should be used.

If the flare nut is tightened too much, the flare nut may crack over time and cause refrigerant leakage.

• Do not touch the heat exchanger fins.

Improper handling may result in injury.

• Be very careful about product transportation.

Some products use PP bands for packaging. Do not use any PP bands for a means of transportation. It is dangerous.

• Make sure to provide for adequate measures in order to prevent that the outdoor unit be used as a shelter by small animals.

Small animals making contact with electrical parts can cause malfunctions, smoke or fire. Please instruct the customer to keep the area around the unit clean.

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Accessories Accessories supplied with the outdoor unit: (A) Installation manual

1

(C) Tube

2

(D) Binding band

2

(B) Drain socket assy

1

Precautions for Selecting the Location 1) Choose a place solid enough to bear the weight and vibration of the unit, where the operation noise will not be amplified.

2) Choose a location where the hot air discharged from the unit or the operation noise will not cause a nuisance to the neighbors of the user.

3) Avoid places near a bedroom and the like, so that the operation noise will cause no trouble.

4) There must be sufficient spaces for carrying the unit into and out of the site.

5) There must be sufficient space for air passage and no obstructions around the air inlet and the air outlet.

6) The site must be free from the possibility of flammable gas leakage in a nearby place.

7) Install units, power cords and inter-unit cables at least 10ft (3m) away from television and radio sets. This is to prevent interference to images and sounds. (Noises may be heard even if they are more than 10ft (3m) away depending on radio wave conditions.)

8) In coastal areas or other places with salty atmosphere of sulfate gas, corrosion may shorten the life of the air conditioner.

9) Since drain flows out of the outdoor unit, do not place under the unit anything which must be kept away from moisture.

NOTE Cannot be installed hanging from ceiling or stacked.

CAUTION When operating the air conditioner in a low outdoor ambient temperature, be sure to follow the instructions described below.

1) To prevent exposure to wind, install the outdoor unit with its suction side facing the wall.

2) Never install the outdoor unit at a site where the suction side may be exposed directly to wind.

3) To prevent exposure to wind, it is recommended to install a baffle plate on the air discharge side of the outdoor unit.

4) In heavy snowfall areas, select an installation site where the snow will not affect the unit.

Construct a large canopy.

Construct a pedestal.

Install the unit high enough off the ground to prevent burying in snow.

Precautions on Installation

3/4” (20mm)

• Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise after installed.

• In accordance with the foundation drawing, fix the unit securely by means of the foundation bolts. (Prepare four sets of 1/2 inch (M12) foundation bolts, nuts and washers each which are available on the market.)

• It is best to screw in the foundation bolts until their length are 3/4 inch (20mm) from the foundation surface.

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Outdoor Unit Installation Drawings Model

30/36 class

Max. allowable length

98.4ft (30m)

Min. allowable length

6.6ft (2m)

Max. allowable height

65.6ft (20m)

Additional refrigerant required for refrigerant pipe exceeding 32ft (10m) in length.

0.55oz/ft (50g/m)

Gas pipe

O.D. 5/8 inch (15.9mm)

Liquid pipe

O.D. 3/8 inch (9.5mm)

Wrap the insulation pipe with the finishing tape from bottom to top.

Allow 11-13/16 inch (300mm) of work space below the ceiling surface.

CAUTION Set the piping length from 6.6ft (2m) to 98.4ft (30m).

* Be sure to add the proper amount of additional refrigerant.

Failure to do so may result in reduced performance.

9-7/8” (250mm) from

wall

Allow space for piping and electrical servicing.

If there is the danger of the unit falling or overturning, fix the unit with foundation bolts, or with wire or other means.

Right side plate If the location does not have good drainage, place the unit on a level mounting base (or a plastic pedestal).

Install the outdoor unit in a level position. Failure to do so may result in water leakage or accumulation.

(Foot bo

lt-hole

8” ) le -5/ m ho 13 45m lt(3 bo s) t oo re (F ent c

24-7/1 (620mm6” ) centre s)

Also insulate the connection on the outdoor unit.

Clamping material

Level mounting base (available separately)

Insulation tube Tape

Bottom frame

Use tape or insulating material on all connections to prevent air from getting in between the copper piping and the insulation tube.

Be sure to do this if the outdoor unit is installed above.

Installation Guidelines • Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below.

• For any of the below installation patterns, the wall height on the exhaust side should be 47-1/4 inch (1200mm) or less.

Wall facing one side More than 3-15/16” (100mm)

Walls facing two sides

Walls facing three sides

More than 13-3/4” (350mm) More than 3-15/16” (100mm)

47-1/4” (1200mm) or less More than 1-15/16” (50mm)

More than 13-3/4” (350mm)

Top view

More than 1-15/16” (50mm) More than 1-15/16” (50mm)

More than 3-15/16” (100mm) More than 13-3/4” (350mm) Top view

Side view

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Installation Manual

Outdoor Unit Installation (1) 1.

Installing outdoor unit.

1) When installing the outdoor unit, refer to “Precautions for Selecting the Location” and the “Outdoor Unit Installation Drawings”.

2) If drain work is necessary, follow the procedures below.

2.

Drain work.

• Use drain plug for drainage.

• If the drain port is covered by a mounting base or floor surface, place additional foot bases of at least 3-15/16 inch (100mm) in height under the outdoor unit’s feet.

• In cold areas, do not use a drain socket (A), drain caps (B) and a drain hose with the outdoor unit. (Otherwise, drain water may freeze, impairing heating performance.)

1) Insert drain receiver (C) onto drain socket (A) and drain cap (B) beyond 4 projections around drain socket and drain cap. (A) Drain socket (B) Drain cap 2) Insert drain socket and drain caps into their matching drain hole ; Drain socket (A) into drain hole I and drain caps (B) into drain hole II and III. After insertion, turn them about 40˚ clockwise.

II

(Be sure not to insert them into wrong drain holes, or there causes water leakage.)

I III

(C) Drain receiver

(View from bottom)

3) Connect vinyl hose on the market (internal diameter of 1 inch (25mm)) to drain socket (A).

(If the hose is too long and hangs down, fix it carefully to prevent the kinks.)

NOTE If the drain holes of the outdoor unit are covered with the mounting bracket or the floor, raise the unit to provide the space of more than 3-15/16 inch (100mm) under the leg of the outdoor unit.

3.

Flaring

Flaring the pipe end.

Set exactly at the position shown below.

1) Cut the pipe end with a pipe cutter.

2) Remove burrs with the cut surface facing downward so that the chips do not enter the pipe.

3) Put the flare nut on the pipe.

4) Flare the pipe.

5) Check that the flaring is properly made.

A

Die

Flare tool for R410A

Conventional flare tool

Clutch-type

Clutch-type (Rigid-type) Wing-nut type (Imperial-type)

A 0-0.020 inch (0-0.5mm) 0.039-0.059 inch (1.0-1.5mm) 0.059-0.079 inch (1.5-2.0mm)

Check (Cut exactly at right angles.)

Flare’s inner surface must be flaw-free.

Remove burrs

The pipe end must be evenly flared in a perfect circle.

Make sure that the flare nut is fitted.

WARNING 1) Do not use mineral oil on flared part.

2) Prevent mineral oil from getting into the system as this would reduce the lifetime of the units.

3) Never use piping which has been used for previous installations. Only use parts which are delivered with the unit.

4) Do never install a drier to this R410A unit in order to guarantee its lifetime.

5) The drying material may dissolve and damage the system.

6) Incomplete flaring may cause refrigerant gas leakage.

4.

Refrigerant piping.

CAUTION

1) Use the flare nut fixed to the main unit. (To prevent cracking of the flare nut by aged deterioration.)

2) To prevent gas leakage, apply refrigeration oil only to the inner surface of the flare. (Use refrigeration oil for R410A.) 3) Use torque wrenches when tightening the flare nuts to prevent damage to the flare nuts and gas leakage.

Align the centers of both flares and tighten the flare nuts 3 or 4 turns by hand. Then tighten them fully with the torque wrenches.

[Apply oil] Do not apply refrigeration oil to the outer surface.

[Tighten] Apply refrigeration oil to the inner surface of the flare.

Torque wrench

Flare nut Spanner

Do not apply refrigeration oil to the flare nut avoid tightening with over torque.

Split-System Commercial H-Series

Piping union

Flare nut tightening torque Liquid side Gas side 5/8 inch(15.9mm) 3/8 inch(9.5mm) 45.6-55.6ft • lbf 24.1-29.4ft • lbf (61.8-75.4N • m) (32.7-39.9N • m)

Valve cap tightening torque Liquid side Gas side 5/8 inch(15.9mm) 3/8 inch(9.5mm) 35.5-44.0ft • lbf 15.9-20.2ft • lbf (48.1-59.7N • m) (21.6-27.4N • m)

Service port cap tightening torque

7.9-10.8ft • lbf (10.8-14.7N • m)

Flare nut

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Outdoor Unit Installation (2) 5.

Purging air and checking gas leakage.

• When piping work is completed, it is necessary to purge the air and check for gas leakage.

WARNING 1) Do not mix any substance other than the specified refrigerant (R410A) into the refrigeration cycle.

2) When refrigerant gas leaks occur, ventilate the room as soon and as much as possible.

3) R410A, as well as other refrigerants, should always be recovered and never be released directly into the environment.

4) Use a vacuum pump for R410A exclusively. Using the same vacuum pump for different refrigerants may damage the vacuum pump or the unit.

• If using additional refrigerant, perform air purging from the refrigerant pipes and indoor unit using a vacuum pump, then charge additional refrigerant.

• Use a hexagonal wrench (3/16 inch (4mm)) to operate the stop valve rod.

• All refrigerant pipe joints should be tightened with a torque wrench at the specified tightening torque.

1) Connect projection side of charging hose (which comes from gauge manifold) to gas stop valve’s service port.

2) Fully open gauge manifold’s low-pressure valve (Lo) and completely close its high-pressure valve (Hi).

(High-pressure valve subsequently requires no operation.)

3) Do vacuum pumping and make sure that the compound pressure gauge reads – 29.9inHg (– 0.1MPa).*1.

4) Close gauge manifold’s low-pressure valve (Lo) and stop vacuum pump.

(Keep this state for a few minutes to make sure that the compound pressure gauge pointer does not swing back.)*2.

5) Remove valve caps from liquid stop valve and gas stop valve.

6) Turn the liquid stop valve’s rod 90 degrees counterclockwise with a hexagonal wrench to open valve.

Close it after 5 seconds, and check for gas leakage.

Using soapy water, check for gas leakage from indoor unit’s flare and outdoor unit’s flare and valve rods.

After the check is complete, wipe all soapy water off.

7) Disconnect charging hose from gas stop valve’s service port, then fully open liquid and gas stop valves.

(Do not attempt to turn valve rod beyond its stop.)

8) Tighten valve caps and service port caps for the liquid and gas stop valves with a torque wrench at the specified torques.

*1. Pipe length vs. vacuum pump run time Pipe length

Up to 49.2ft (15m)

More than 49.2ft (15m)

Run time

Not less than 10 min.

Not less than 15 min.

*2. If the compound pressure gauge pointer swings back, refrigerant may have water content or a loose pipe joint may exists. Check all pipe joints and retighten nuts as needed, then repeat steps 2) through 4).

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Outdoor Unit Installation (3) 6.

Refilling the refrigerant.

Check the type of refrigerant to be used on the machine nameplate.

Precautions when adding R410A Fill from the liquid pipe in liquid form.

It is a mixed refrigerant, so adding it in gas form may cause the refrigerant composition to change, preventing normal operation.

1) Before filling, check whether the cylinder has a siphon attached or not.

(It should have something like “liquid filling siphon attached” displayed on it.)

•

7.

Filling a cylinder with an attached siphon

Filling other cylinders

Stand the cylinder upright when filling.

Turn the cylinder upside-down when filling.

There is a siphon pipe inside, so the cylinder need not be upsidedown to fill with liquid.

Be sure to use the R410A tools to ensure pressure and to prevent foreign objects entering.

Refrigerant piping work.

Wall

Be sure to place a cap.

7-1 Cautions on pipe handling.

Rain

If no flare cap is available, cover the flare mouth with tape to keep dirt or water out.

1) Protect the open end of the pipe against dust and moisture.

2) All pipe bends should be as gentle as possible. Use a pipe bender for bending.

7-2 Selection of copper and heat insulation materials.

Inter-unit wiring

When using commercial copper pipes and fittings, observe the following: 1) Insulation material: Polyethylene foam Heat transfer tr rate: 0.041 to 0.052W/mK (0.024 to 0.030Btu/fth˚F (0.035 to 0.045kcal/mh˚C))

Gas pipe

Liquid pipe

Choose heat insulation materials that are designed for HVAC use.

2) Be sure to insulate both the gas and liquid piping and to provide insulation dimensions as below.

Gas side

Liquid side

O.D. 5/8 inch (15.9mm) O.D. 3/8 inch (9.5mm) Minimum bend radius 1-15/16 inch (50mm) or more

Gas pipe insulation

Liquid pipe insulation Finishing tape

Gas pipe thermal insulation

Drain hose

Liquid pipe thermal insulation

I.D. 0.630-0.787 inch (16-20mm) I.D. 0.472-0.591 inch (12-15mm) Thickness 0.393 inch (10mm) Min.

1-3/16 inch (30mm) or more

Thickness 0.039 inch (1.0mm) (C1220T-O) Thickness 0.031 inch (0.8mm) (C1220T-O)

3) Use separate thermal insulation pipes for gas and liquid refrigerant pipes.

Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit.

1) Remove the valve cap from liquid stop valve and gas stop valve.

2) Carry out forced cooling operation.

3) After 5 to 10 minutes, close the liquid stop valve with a hexagonal wrench.

4) After 2 to 3 minutes, close the gas stop valve and stop forced cooling operation.

Service port

Hexagonal wrench

Close

Gas stop valve Liquid stop valve

valve cap Forced cooling operation 1) Press the Forced Operation switch (SW1) to begin forced cooling. Press the Forced Operation switch (SW1) again to stop forced cooling.

S102

S2

ON

A B CD

LED-A

SW4

SW1

Split-System Commercial H-Series

Forced operation switch

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Wiring (1) WARNING 1) Do not use spliced wires, stranded wires (CAUTION (1)), extension cords, or starburst connections, as they may cause overheating, electrical shock, or fire. Follow all local, and state electrical codes.

2) Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the terminal block.) Doing so may cause electric shock or fire.

3) Be sure to install a ground leak detector. (One that can handle higher harmonics .)

(This unit uses an inverter, which means that it must be used with a ground leak detector capable of handling harmonics in order to prevent malfunctioning of the ground leak detector.

4) Use an all-pole disconnection type breaker with at least 1/8 inch (3mm) between the contact point gaps.

5) When carrying out wiring connection, take care not to pull at the conduit. <Method of Mounting Conduit> Pass wires through the conduit and secure them with a lock nut.

Lock nut

Wire retainer

Service port

Conduit mounting plate

Conduit mounting plate

Conduit

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Wiring (2) • Do not turn ON the safety breaker until all work is completed.

1) Strip the insulation from the wire (3/4 inch (20mm)).

2) Connect the connection wires between the indoor and outdoor units so that the terminal numbers match. Tighten the terminal screws securely. We recommend a flathead screwdriver be used to tighten the screws.

Firmly fix the wires with the terminal screws.

Outdoor unit 1 23

If the length of a connection wire is 33ft (10m) or more, use AWG14 wire.

Indoor unit

L1L2

Use AWG 14 wires.

1 2 3

Safety breaker 20A

Ground leakage circuit breaker

Power supply 60Hz 208-230V

Use AWG 16 or AWG 14 wire for interconnecting wires.

Ground

Power supply terminal block

1

2

3

L1

L2

(D) Binding band (Accessory)

(C) Tube (Accessory)

Secure the wires firmly using the binding band, as shown in the figure.

Secure firmly, making sure no outside pressure is exerted on the terminals.

• Use the specified wires and connect them securely.

• Shape the wires so that there is no lifting of the service hatch or other structural parts.

Observe the notes mentioned below when wiring to the power supply terminal board.

Precautions to be taken for power supply wiring.

Use a round crimp-style terminal for connection to the power supply terminal board.

CAUTION (1) In case it cannot be used due to unavoidable reasons, be sure to observe the following instruction.

Place the round crimp-style terminals on the wires up to the covered part and secure in place.

Round crimp-style terminal

Stranded wire

• Ground terminal installation Use the following method when installing the round crimp-style terminal.

Screw

Screw

Round crimpstyle terminal

Flat washer Round crimpstyle terminal

Flat washer

Good

Wrong

CAUTION (2) When connecting the connection wires to the terminal board using a single core wire, be sure to perform curling.

Problems with the work may cause heat and fires.

Stripping wire at terminal block

3) Pull the wire and make sure that it does not disconnect. Then fix the wire in place with a wire stop.

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Facility Setting Switch (cooling at low outdoor temperature) This function is limited only for facilities (the target of air conditioning is equipment (such as computer)).

Never use it in a residence or office (the space where there is a human).

1) You can expand the operation range to 0°F (–18°C) by turning on switch B (SW4) on the PCB. If the outdoor temperature falls to – 4°F (–20°C) or lower, the operation will stop. If the outdoor temperature rises, the operation will start again

S102

S2

ON

A B CD

LED-A

Turn on switch B.

SW4

SW1

CAUTION 1) If the outdoor unit is installed where the heat exchanger of the unit is exposed to direct wind, provide a windbreak wall.

2) Intermittent noises may be produced by the indoor unit due to the outdoor fan turning on and off when using facility settings.

3) Do not place humidifiers or other items which might raise the humidity in rooms where facility settings are being used. A humidifier might cause dew jumping from the indoor unit outlet vent.

4) Use the indoor unit at the highest level of air flow rate.

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Trial Operation and Testing 1.

Trial operation and testing.

1-1 Measure the supply voltage and make sure that it falls in the specified range.

1-2 Trial operation should be carried out in either cooling or heating mode.

1) In cooling mode, select the lowest programmable temperature; in heating mode, select the highest programmable temperature.

Trial operation may be disabled in either mode depending on the room temperature.

2) After trial operation is complete, set the temperature to a normal level (78°F to 82°F (26°C to 28°C) in cooling mode, 68°F to 75°F (20°C to 24°C) in heating mode).

• For protection, the unit disables restart operation for 3 minutes after it is turned off.

1-3 Carry out the test operation in accordance with the operation manual to ensure that all functions and parts, are working properly.

• The air conditioner requires a small amount of power in its standby mode. If the system is not to be used for some time after installation, shut off the circuit breaker to eliminate unnecessary power consumption.

• If the circuit breaker trips to shut off the power to the air conditioner, the system will restore the original operation mode when the circuit breaker is opened again.

2.

Test items.

Test items

Symptom

Indoor and outdoor units are installed properly on solid bases.

Fall, vibration, noise

No refrigerant gas leaks.

Incomplete cooling/heating function

Refrigerant gas and liquid pipes and indoor drain hose extension are thermally insulated.

Water leakage

Draining line is properly installed.

Water leakage

System is properly grounded.

Electrical leakage

The specified wires are used for interconnecting wire connections.

Inoperative or burn damage

Indoor or outdoor unit’s air intake or exhaust has clear path of air.

Stop valves are opened.

Incomplete cooling/heating function

Indoor unit properly receives remote controller commands.

Inoperative

Check

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12. Operation Manual

Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This signal word is to be limited to the most extreme situations and should not be used for property damage hazards unless personal injury risk appropriate to the level is also involved.

Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. This signal word should not be used for property damage hazards unless personal injury risk appropriate to the level is also involved.

Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. It may also be used to alert against unsafe practices that may cuase property damage.

Avoid direct exposure to airflow.

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.

Avoid direct exposure to airflow. Keep unit free of leaves and insects that can cause malfunction or fire.

Prevent children from playing in front of airflow.

Keep unit free of leaves and insects that can cause malfunction or electrical fire.

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Ground terminal

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Comfort Airflow / Intelligent Eye

Comfort Airflow / Intelligent Eye

Comfort Airflow / Intelligent Eye

Press the button to cancel the feature.

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Comfort Airflow / Intelligent Eye

Comfort Airflow Intelligent Eye

Comfort Airflow / Intelligent Eye

Press the button to cancel the feature.

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Comfort Airflow Intelligent Eye

Comfort Airflow Intelligent Eye

Press the button to cancel the feature.

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userâ&#x20AC;&#x2122;s requirements.

a schedule.

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schedule

and schedule number. schedule

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schedule

schedule. schedule

schedule

schedule

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schedule

schedule

schedule

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schedule

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schedule schedule

schedule

schedule schedule

Schedule

schedule

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This function can be used for canceling schedules for each day of the week.

It can be used while confirming or setting schedule.

The selected schedule will be canceled.

reservations schedules

All schedules will be canceled.

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13. Optional Accessories 13.1

Option List

13.1.1 Indoor Units Option Name

Note:

1

Wired remote controller +1

2

Wired remote controller cord

3

Centralized Control Board-Up to 5 Rooms +2

4

Wiring Adapter for Timer Clock / Remote Controller +3 (Normal Open Pulse Contact / Normal Open Contact)

5

Central Remote Controller (Fahrenheit) +4

6

Central Remote Controller (Celsius) +4

FTXS30/36HVJU BRC944B2

Length 8 m (shielded wire)

BRCW901A08 KRC72 KRP413A1S DCS302C71 DCS302CA61

7

Unified ON/OFF Controller +4

DCS301C71

8

Schedule Timer Controller +4

DST301BA61

9

Interface Adapter for Room Air Conditioner

KRP928B2S

10

Titanium Apatite Photocatalytic Air-purifying Filter (Without frame) +5

KAF970A48

11

The Remote Controller Loss Prevention with the Chain

KKF910A4

+1 +2 +3 +4 +5

8 m (BRCW901A08) length wired remote controller cord is necessary.

A wiring adaptor (KRP413A1S) is also required for each indoor unit.

Timer clock and other devices ; obtained locally.

An interface adaptor (KRP928B2S) is also required for each indoor unit.

Standard accessory

13.1.2 Outdoor Units Option Name

Note:

RXS30/36HVJU

1

Drain Plug +1

KKP945A4

2

Air Direction Adjustment Grille

KPW5E112

+1 Standard accessory

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<BRC944B2> Wired Remote Controller

13.2.1 Installation Manual

CAUTION 1. No switch box or staple is supplied. Prepare them locally.

2. No remote controller cord is supplied. Prepare the optional remote controller cord 4 wire.

3. Be sure to turn off the power to any apparatus connected prior to mounting.

4. Prior to mounting equipment, touch something metallic such as a doorknob to remove static electricity from your body. Never touch the remote controller board or the adapter board.

5. Keep the wiring away from any other power source lines to avoid electric noise (external noise).

6. Select a flat surface, wherever possible, to mount the remote controller. To prevent deformation of the cases, do not overtighten the mounting screws.

1. Securing the remote controller lower case Insert a bladed screwdriver into the concave ( upper case assembly (two locations).

) in the remote controller lower case to remove the Upper case

The remote controller board is located on the upper case. Take care not to scratch the board with the screwdriver.

Screwdriver

Lower case To remove, insert and twist the screwdriver slightly.

(1) Exposed mounting Secure the remote controller lower case with the two supplied wood screws.

Wood screws (Ď&#x2020;3.5mm x 16mm)

(2) Embedded mounting Secure the remote controller lower case with the two supplied machine screws.

KJB1111A

KJB2121A Switch box (Field supplied parts)

Machine screws (M4 x 16) For the field supplied switch box, use optional accessories KJB1111A or KJB2121A.

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2. Securing the remote control adapter

Double-face adhesive tape

Remove the upper case of the remote control adapter and secure the lower case assembly.

Wood screws (f 3.5mm x 16mm)

(Mounting with supplied double-face adhesive tape)

(Mounting with supplied wood screws)

3. Wiring Remote control adapter (attached) To indoor unit S21-HA connector Connector

Tie-band (to secure the cord)

Attached five-wire cord Remote controller cord (Note 1)

Using wire cutters, make a notch for wiring and then seal the notch to ensure it is waterproof.

Lower case Note 1) Ground the both ends of the shielded wire.

Tie-band (to secure the cord)

Remote controller cord 4 wire Length

BRCW901A08

Approx. 8m (26ft)

Connector

Connector Remote controller board

Item No.

Remote controller board

Tie-band (to secure the cord) Upper case To remote control adapter assembly (Cord drawn out on the back) (Cord drawn out on the top)

4. Placing the upper case assembly of the remote controller and the upper case of the remote controller adapter back into their original positions Catch the lower hook first.

During mounting of the remote controller cord, be careful not to pinch or otherwise damage the wires.

(Remote controller cord 4 wire) 5. Temperature indication change To change from Celsius temperature indication to Fahrenheit one Press and hold down

at the

same time for 5 seconds while the Celsius temperature is indicated.

ÂŹ See Operation Manual

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13.2.2 Operation Manual

Controller Commands and their Corresponding Functions Run indicator lamp (green) ON/OFF button

Display

Press to start the system.

Press again to stop the system.

Displays the operating conditions.

Timer select button Mode select button

Selects one of the following: ONE TIME timer ON DAILY timer ON TIMER OFF

Selects an operation mode. ( page 7)

Swing button (

page 9)

Airflow rate button Adjusts the airflow rate.

Clock setting button (

page 5)

Time setting button for the timer

Timer setting button

Temperature adjustment button

Sets the current time and timer.

Adjusts the temperature setting.

CAUTION â&#x20AC;˘This remote controller cannot be used together with a standard wireless remote controller.

Otherwise, what appears on this remote controller's display may fail to correspond to actual operating conditions.

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Preparation before Operation Checking the power If nothing appears on the remote controller's display, turn on the circuit breaker.

Setting the current time

1

Press

.

The current time starts blinking. lights up.

2

2

Press

and set the current time.

1 ·3

Hold the button down to rapidly advance the time.

3 Press

.

blinks.

(This completes the current time setting) The clock's accuracy is ±30 seconds per month.

Notes To use the unit efficiently Avoid overcooling or overheating.

Moderate room temperature setting contributes to power saving.

Recommended temperature setting For cooling ·············· 26~28˚C (79˚F~82˚F) For heating ············· 20~22˚C (68˚F~72˚F)

Hang a blind or a curtain on the window.

This will enhance the cooling/heating effect by intercepting direct sunlight and drafts.

A clogged air filter reduces the cooling/heating effect and wastes energy. Clean the air filter monthly (every two weeks as required) or so.

Please take note of the following points Electric power is consumed even when the air conditioner is not in operation.

When the unit is not used for a long period of time such as during off-season, turn off the breaker.

Operating conditions If the operation is continued under any conditions other than the following, the safety device may work to stop the operation.

Also, dew may form on the indoor unit and drip from it. (Cooling/DRY) Outdoor temp.

Cooling Room temp.

Indoor humidity Outdoor temp.

DRY Room temp.

Indoor humidity

-10 to 46˚C (14˚F to 115˚F) 18 to 32˚C (64˚F to 90˚F) Less than 80% -10 to 46˚C (14˚F to 115˚F) 18 to 32˚C (64˚F to 90˚F) Less than 80%

Heating Outdoor temp.

Room temp.

-15 to 20˚C (5˚F to 68˚F) Less than 27˚C

Operation limit differ according to the model.

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Preparation before Operation Setting Temperature Indication change Temperature indication can be changed between Celsius and Fahrenheit before use.

To change from Celsius temperature indication to Fahrenheit one

1

Press and hold down at the same time for 5 seconds while the Celsius temperature is indicated.

1·2

To change from Fahrenheit temperature indication to Celsius one

2

Press and hold down at the same time for 5 seconds while the Fahrenheit temperature is indicated.

Notes Temperature indication change between Celsius and Fahrenheit on the remote controller Change the temperature indication in the modes other than the DRY mode.

In the DRY mode, temperature indication setting cannot be changed because the temperature is not indicated.

When the Fahrenheit temperature indication is changed to Celsius one, the temperature value (0.5˚C) will be rounded up. Thus, the preset temperature may be changed.

Example: A preset temperature of 65˚F (equivalent to 18.5˚C) will be changed to 19˚C (66˚F) b y changing the temperature indication.

In this case, if you change the Celsius temperature indication again to the Fahrenheit one, the preset temperature is shown not as 65˚F but as 66˚F (equivalent to 19˚C). If the preset temperature is 66˚F (equivalent to 19˚C) and is changed to the Celsius temperature indication, the indication becomes 19˚C (66˚F). In this case, no change by the temperature indication change is observed.

When the temperature indication change is set, the preset temperature is transmitted to the indoor unit so that the reception sound will be heard from the indoor unit.

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Automatic · DRY · Cooling · Heating Operation Select your desired operation mode.

Once preset, the system can get restarted in the same operation mode.

1

Run indicator lamp (green)

to select your desired Press operation mode.

Each time the button is pressed, the mode changes as follows.

(Automatic)

(DRY)

(Heating)

(Cooling)

2

Heat pump model

1 (DRY)

(Cooling)

Cooling only model

The system does not have the FAN mode.

2

Press

.

The run indicator lamp lights up.

To stop the operation: Press

again.

The run indicator lamp goes out.

Automatic operation In Automatic, the temperature setting and operation mode (DRY, Cooling or Heating) are automatically selected according to the room temperature and outdoor temperature at the time of starting operation.

DRY operation In this mode, humidity is removed from the air.

Note While running in the DRY mode, you may feel cool or warm air from the air outlet. In this case, readjust the airflow direction with the vertical airflow direction louvers. (except Duct Connected type)

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To adjust the temperature and airflow rate: Operation mode Setting to be adjusted

Automatic

Cooling

Heating

DRY

Temperature is adjustable.

Recommended temperature

(Temperature)

Cooling : 26°C-28°C (79°F~82°F) Heating : 20°C-22°C (68°F~72°F)

Five levels of airflow rate setting from " " to " " plus " " are available.

(Airflow rate)

Temperature cannot be adjusted.

Airflow rate cannot be adjusted.

When the unit runs in the cooling or heating mode at a low airflow rate, the cooling or heating effect may be insufficient.

To adjust the airflow direction: (

page 9)

Heating operation Since the heating operation is performed by taking the heat from outdoor into the room, the heating capacity decreases as the outdoor temperature lowers. If the room is not heated sufficiently, it is recommended to use other heating appliance at the same time.

Since the air conditioner heats the whole room by circulating hot air, it takes some time to heat the entire room completely.

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If the outdoor unit gets frosted during heating operation, the heating capacity is decreased.

In this case, the unit starts defrosting operation.

No hot air comes out of the indoor unit during defrosting operation.

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Adjusting Airflow Direction Adjust the airflow direction for maximum comfort.

To adjust the Airflow Direction

1

Press

during operation.

Each time the button is pressed, the airflow direction louvers change their movement.

1

Wall Mounted Types (without horizontal swing function)

Swing Airflow direction louvers stop

The horizontal airflow direction louvers move up and down.

The louvers stop just when the button is pressed.

Adjustment of horizontal airflow direction The automatic moving range of the horizontal airflow direction louvers varies depending on the operation mode.

Notes In fixing the horizontal airflow direction, keep the horizontal airflow direction louvers tilted downward in the heating mode, and keep them nearly horizontal level in the cooling or DRY mode.

This will enhance the cooling and heating effect.

On the air conditioners with vertical and horizontal swing function, be sure to adjust the airflow directions using the remote controller. Do not forcibly adjust louvers by hand or a malfunction may occur.

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Wall Mounted Type (with horizontal swing function)

Swing horizontally

Swing vertically

Airflow direction louvers stop

The horizontal airflow direction louvers move up and down.

The horizontal airflow direction louvers stop just when the button is pressed.

Then the vertical ones start moving right and left.

The vertical airflow direction louvers stop just when the button is pressed.

The vertical and horizontal louvers cannot move at the same time.

Duct Connected Type (without swing function) This function cannot be used.

Note The operating procedure and remote controller display are different depending on the indoor unit being connected.

Read How to Adjust the Airflow Direction in the air conditionerâ&#x20AC;&#x2122;s Operation Manual.

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Timer Operation The Timer Operation feature automatically turns off operation when you go to sleep and turns it back on when you wake up.

Use the DAILY Timer mode on weekdays, and the ONE TIME timer mode on weekends.

To select the ONE TIME timer mode:

1 Press

to select the ONE TIME

timer mode.

Each time the button is pressed, the modes change as follows.

ON time OFF time

ONE TIME timer

1

DAILY timer

2·4·6

3·5

TIMER OFF

(Timer settings displayed)

The timer lamp lights up.

To cancel the timer settings:

Notes

1

Press

to clear the timer settings.

The ONE TIME or DAILY TIMER disappears from the display, and the timer lamp goes out too.

Precautions in setting the timer Before starting the timer operation, make sure the current time is correct. If not, set the clock correctly. ( page 5) is displayed to In making time settings, make it easy to disable the timer too.

If one minute has passed before making any timer setting, the previous timer settings are reintroduced and the timer is on standby.

Even when the timer has been off, its programmed settings are still in memory.

If the system has the timer control ON but you start and stop it manually using the ON/OFF button before the designated ON time, the system will restart again at the programmed ON time.

Timer operation When the ON timer is programmed, the system starts one hour (maximum) earlier so that the temperature set by the remote controller is reached just in time.

When the ONE TIME timer is programmed, the current time is no longer displayed.

(time setting) button In this case, use the and make your desired timer settings.

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ONE TIME timer Once the timer has been activated and then deactivated, it is in the OFF mode.

The ON or OFF timers can be programmed.

1 Press

to select the ONE TIME timer.

4 Press

. blinks.

ONE TIME light up.

2 Press

5 Press

.

When the OFF timer is not used, save the setting as .

blinks.

3 Press

to make the OFF timer setting.

to make the ON timer setting.

6 Press

.

(The ONE TIME timer is now programmed.)

When the ON timer is not used, save the setting as Each time the button is pressed, the setting changes in a 10minute increment or decrement.

Hold the button down to advance quickly.

Both of the ON and OFF time cannot be set as

Example of display with the ONE TIME timer programmed

Notes In the following cases, reset the ONE TIME timer programmed.

The set time is displayed.

ON timer activated and system starts.

The ON timer setting no longer displays.

OFF timer activated, and system stops.

The timer setting no longer displays.

clock (the time setting is kept in the memory).

The circuit breaker has been activated.

The power fails.

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Timer Operation To select the DAILY timer mode: Timers

1 Press

1 2

Two pairs of ON and OFF time settings can be programmed.

to select the DAILY timer mode.

Each time the button is pressed, the modes change as follows.

ONE TIME timer

ON time 24-hour timer display The settings of timers 1 and 2 can be seen at a glance.

OFF time

DAILY timer

TIMER OFF

The timer lamp lights up.

2

1 2¡3

To cancel the timer settings: (Timer settings displayed)

1

Press

to clear the timer settings.

The ONE TIME or DAILY TIMER , and the timer lamp are no longer displayed.

Example of display with DAILY timer programmed

Note

Timers 1 and 2 programmed.

Timer 1 alone programmed.

The system starts and stops repeatedly until the DAILY timer is set off. Before you leave home for a long time, set the DAILY timer off.

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DAILY timer After programming, the system starts and stops each day at the preset times. Two pairs of time settings can be programmed.

(Example: 8:00 ~ 10:00, and 18:00 ~ 23:00)

DAILY timer indication appears.

1 2

Press

lights up.

to select the DAILY timer.

Make the ON and OFF time settings. Take the steps from í˘&#x201C; to í˘&#x161;.

Program example: 8:00 ~ 10:00, and 18:00 ~ 23:00 Procedure

Press

Press

to make the timer setting.

Settings

Timer 1

ON time setting When the timer 1 is not used, save the setting as

Timer

í˘&#x201C;

í˘&#x201D;

í˘&#x2022;

í˘&#x2013;

í˘&#x2014;

í˘&#x2DC;

í˘&#x2122;

í˘&#x161;

OFF time setting ON time setting When the timer 2 is not used, save the setting as

2

OFF time setting

3

Press

. The DAILY timer is now programmed.

Note If the following appears on the display, the timer must be reprogrammed.

The 24-hour timer display is blinking.

This means that Timers íŁľ and íŁś are programmed for the same time settings.

New time settings must be made.

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The 24-hour timer display is blinking.

This means that the timer has not been programmed yet.

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Cleaning Cleaning the remote controller Wipe it clean with soft, dry cloth.

Do not use any water hotter than 40°C (104°F), or volatile liquids such as benzine, gasoline and thinner, polishing powder, or anything hard such as a scrub brush.

When the unit is not used for a long time í˘&#x201C; On a sunny day, keep the system running for half a day in the FAN mode to dry it up inside.

FAN mode

3

2

1

1

Press mode.

2

to adjust the set Press temperature to 32°C (90°F).

3

Press

to select the cooling

.

The airflow rate remains the same, and is not adjustable.

Run the system when the room temperature is below 28°C (82°F). í˘&#x201D; Finally turn off the circuit breaker dedicated for the room air conditioner. í˘&#x2022; Clean the air filter and place it back into position.

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<KRP413A1S> Wiring Adaptor for Timer Clock / Remote Controller Safety Precautions Read these safety precautions carefully before installing the unit, and be sure to install the unit properly.

This manual classifies precautions to the user into the following two categories. These warnings and cautions are for your safety. Follow them.

WARNING

Faulty installation can result in death or serious injury

CAUTION

Faulty installation can result in serious injury or other serious consequences.

Below is a key to symbols used in this manual.

Be sure to follow instructions.

Be sure to perform grounding work.

Never attempt.

After installation is complete, test the unit to confirm that it is working properly, and instruct the owner its proper use.

WARNING Installation should be left to the dealer from whom you purchased the unit, or another qualified professionals.

Install the unit securely according to the installation manual. Faulty installation may lead to electric shock or fire.

Be sure to use the supplied or specified parts. Using other parts may lead to electric shock or fire.

Install the unit securely in a location that will support its weight. If installed in a poor location or improperly installed, the unit may not work as intended.

For electrical work, follow local electric standards and the installation manual.

Faulty installation may lead to fire or electric shock.

Do not bundle the power cord, or attempt to extend it by splicing it with another cord or by using an extension cord. Do not place any other load on the power circuit used for the unit. Improper wiring may lead to electric shock, heat generation or fire.

Use dedicated wiring for all electrical connections, and be sure to arrange the wiring so that force applied to the wiring will not damage the terminals. Poor wiring or installation may cause electric shock, heat generation or fire.

1. Functions and Features On/Off setting Switching between Instantaneous Contact/Normal Contact Connection with five-room central controller (KRC72 for oversea model) Connection with fan coil remote controller Automatic reset after power failure Output of normal operation signals/malfunction signals

2. Field Wiring For interconnecting wiring, use Daikin KDC100A12 cable (not supplied) or other similar cable. The cable should have the specifications shown below.

Optional cable KDC100A12 (without connectors) Specifications: 0.2 mm2 × 4 core (sheathed) Outer diameter: Γ φ 5.3 Length: 328’ (100 m) Colour: Gre ey Other cable (commercially available) Outer dia.

Remarks

Cable for instrumentation (IPVV) 0.3 mm2 × 4-core

7.2 mm

Hard sheath

Microphone cord (MVVS) 0.3 mm2 × 4-core

8.0 mm

Microphone cord (MVVS) 0.2 mm2 × 4-core

6.5 mm

Microphone cord (MVVS) 0.15 mm2 × 4-core

4.8 mm

Item

Shielded

Intercom cable 0.65 mm2 dia. × 4-core PVC jumper wire (TJVC) (from 0.5 mm dia. × 4 pcs.)

—

Not sheathed

Note 1: Keep any wiring for the control unit away from the power cord to prevent electrical noise.

Note 2: Do not use cables shown above for power cord, inter-unit cord/cable or power cord for lamps.

CAUTION Before installation, unplug the air conditioner to ensure safety. Failure to do so may cause electric shock.

Static electricity may damage electric components. Before connecting cables and communication lines, and operating the switches, be sure to discharge any example, touching touching the the ground earth line) line. electrical charge from your body (by,, for example, Do not install the unit in a location where it may be exposed to flammable gases. If gas leaks and build up around the unit, it may catch fire.

Do not place the wiring close to the power cord, inter-unit cable, or pipes which generate noise. Treat the wiring with care.

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Installation This product is available in two types. The KRP413A1S · KRP413AA1S is for installation in a case independent of the indoor unit, and the KRP413A1 is for installation within the indoor unit.

1. KRP413A1S · KRP413AA1S 1

3. Attaching Adaptor Case Assy (for KRP413A1S · KRP413AA1S)

Installation diagram

1 Adaptor case

Indoor unit PCB

Using the screws (to mount on a wall, etc.)

Use the 3 supplied screws to attach the case assy .

Adaptor case

S21

Indoor unit wiring

2

Local wiring or power cord, etc.

Install the adaptor case assy as close to the indoor unit as possible.

Removing case front Case front

Components

Adaptor case assy (Adaptor (PCB) is attached in the adaptor case.)

Wiring (approx. 0.8 m)

Screw Adaptor PCB Screw cover

Accessories • Binding band (4 pcs.)

• Securing tape for attaching to the indoor unit (2 sets) • Screws for attaching the adaptor case (4 pcs.)

• Screws for attaching to the wall (3 pcs.)

Remove the screw cover, one of the screws and then the case front.

Attach the case back to the surface by tightening the screws through the screw holes (one round hole, two long holes).

After connecting the cables (refer to the following sections), replace the case front. Be careful not to damage the wiring in the case.

Press in so that the prong catches the case back.

Installation manual

Wiring

2. KRP413A1 For this type, install the adaptor PCB within the indoor unit. The method of installation and connection vary depending on the model of the air conditioner. See your air conditioner installation manual for details.

1

Screw

Screw cover

Components

Adaptor PCB

Installation manual

Wiring (approx. 0.25 m)

2

Using securing tape (to attach on the indoor unit)

Attach the adaptor case with the supplied securing tape.

Remove the case front (as for mounting on a wall).

After connecting the cables (see the following sections), replace the case front. It can be screwed to the case back from the rear with the four supplied screws.

Be careful not to damage the wiring in the case.

Attach the hook side (loop side) of the included securing tape to the rear surface of the HA case, then attach the loop side (hook side) to the top of the air conditioner unit spaced at the same intervals.

Securing tape Hook side (loop side)

Securing tape Loop side (hook side) Indoor unit

To prevent the adaptor case assy from falling, do not use the securing tape for attaching it to a wall or other surface.

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Optional Accessories

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Wiring 1. W iring

4. Connection with Remote Controller

Connect one end of the wiring to connector S21 of the PCB in the indoor unit.

Connect the other end of the wiring to connector S6 of the adaptor PCB. Connect field wiring according to the functions assigned to each connection terminal of the adaptor PCB. Secure all wires.

1

Example connections with three kinds of remote controllers are shown bellow.

Note: These connections cannot be used in combination.

1

Generic remote controller

Set SW1-1 to Off and select Operation Mode 1.

SW1

Securing wires in the adaptor case assy (for KRP413A1S ¡ KRP413AA1S)

ON OFF

Fasten with a tie-wrap so that wires will not come loose even if pulled.

If the wire protrudes from this side, cut the cut-off section of the case front.

1

2

<Instantaneous Contact> 1

On/Off

2 1

Off

Inter unit cable (field wiring) Tie-wrap (to prevent the wires from coming loose)

2

2

2. Automatic Reset After Power Failure

1 2 1

On

2

This PCB stores the following data in the event of a power failure (common features).

On/Off (see Note 1) Operation modes Temperature setting Air flow rate On/Off status of remote controller

Power On/Off cannot be controlled from the unitâ&#x20AC;&#x2122;s remote controller.

When power is restored after a power failure in this mode, On or Off is determined according to the current settings of the remote controller.

Operation

Securing wires in the indoor unit (for KRP413A1)

2

S 1

S 2

Five-room central controller (KRC72)

Set SW1-1 to Off and select Operation Mode 1.

The remote controller most recently used takes precedence.

SW1 ON

Five-room central controller

(Note 1 When SW1-2 is in Off mode, the unit will not be activated.)

OFF 1

4

3. Monitor Signal Output (normal operation and malfunction)

Terminal blocks A to E

Maximum length of the wiring is 100 m.

2

1 S 2 4

3 2

1 S 2 1

1

Monitor signal output for LED Locally procured parts 1

R D

LED

2

Item Manufacturer

S 4

Max 100 m

2

S 2

<Normal Contact>

The method for securing wire varies depending on the model of the air conditioner. See your air conditioner installation manual for details.

1

The remote controller most recently used (local or air conditioner) takes precedence.

Use a remote controller with a pulse width of 100 msec or more.

S 1

LED

Toshiba

D

Rohm

R

Type TLG208 (green) TLR208 (red) 1S2473 510 ohm 1/4W

Monitor signal output (normal operation and malfunction)using external relay contacts

3

Fan coil remote controller

Set SW1-1 to On and select Operation Mode 2.

Most settings (power On/Off, air flow rate, mode change) cannot be made using the air conditionerâ&#x20AC;&#x2122;s remote controller.

When power is restored after a power failure in this mode, On or Of f is determined according to the current settings of the remote controller.

When the Cooling /Heating mode is changed, use the air conditionerâ&#x20AC;&#x2122;s remote controller to adjust the temperature.

SW1 ON

S 8

DC12V â&#x20AC;&#x201C; 1

S 5

L1

+

2 3

L2

OFF

: Operation light : Malfunction light

1

2

1

S 1

H M L OFF

(+) MR1

(â&#x20AC;&#x201C;)

L1

MR1 MR2

(â&#x20AC;&#x201C;)

MR2

External power supply for light

2

L2

1 2

Max 100 m

Field supplied parts

Field procured parts (Recommended external relay contacts) Manufacturer

Type

Coil rated voltage

Fan coil remote controller On (When heating)

Coil resistance

Omron

MY relay

12 V DC

160 ohm Âą 10%

Matsushita

HC relay

12 V DC

160 ohm Âą 10%

S 2

1 S 2 3

Off (When cooling)

Cooling/heating switch

2P031616-1B

88

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Optional Accessories

Test Operation and Confirmation 1. When the System is Not Working Is the air conditioner working properly?

Are the connectors of the wiring properly connected?

Are the remote controller and field wiring properly connected?

Are all switch settings correct?

If there is nothing apparently wrong, conduct a diagnostic check using the following procedure.

Diagnostic check Defect in adaptor PCB. Defect in wiring.

Defect in indoor unit’s PCB.

Transmission error (between remote controller and indoor unit)

START

Is the “CPU Normal” light for the remote controller’s PCB flashing?

No

Yes

Is 12 V DC being supplied to No. 4 and No. 5 on S6 of the remote controller’s PCB?

No

Yes

Is 12 V DC being supplied to No. 4 and No. 5 on S21 of the indoor unit?

No

Yes

Is the malfunction light of the remote controller’s PCB on?

No

Yes

OR

2. Switch Settings and Connection Terminals

1 2 1 2 1 2 1 2

S 4 S 1 S 2 S 3

SW1-1

Selecting the operation mode

SW1-2

Selecting On/Off when power is restored after a power failure

S 1 8 2 1 S 2 5 3

S6

SW1-1: OFF (Operation mode 1)

Always Off

ON

Off if operation was in Off mode before power failure; On if operation was in On mode before power failure Normal contact

S1 (1) - S2 (1)

OPEN

CLOSE

S1 (1) - S1 (2)

Pulse input On/Off switching

OPEN, Not activated CLOSE, Activated

S2 (2), S3

S2

S1, S2 OPEN

S3

S1 (1) - S1 (2) CLOSE

On, airflow: L tap

S1 (1) - S2 (1) CLOSE

On, airflow: M tap

S1 (1) - S2 (2) CLOSE

On, airflow: H tap

S3 (With the remote controller only)

CLOSE, Heating

S4 S5

S8

Not used Not activated

OPEN, Cooling

(1) - (2)

Voltage on (DC12 V), normal operation light output

(1) - (2)

Normal operation light output (power for light required)

(1) - (3)

Malfunction light output (power for light required)

S6 connector

Split-System Commercial H-Series

Operation mode 2 (Used with fan coil remote controller settings)

OFF

S1

SW1-1: ON (Operation mode 2)

CPU normal operation monitor (Flashes when the operation is normal.)

Operation mode 1 (Used with the exception of fan coil remote controller settings)

Instantaneous contact

SW1 1 2 OFF ON

OFF ON

(+) - (–)

Connect with connector S21 on the PCB of the indoor unit Relay DC 12 V power supply terminal (Field supplied parts)

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EDUS04-924

<KRP928B2S> Interface Adapter for Room Air Conditioner 1.Overview, Features and Compatible Models

Safety Precautions

This kit is the interface required when connecting the central controller and a Daikin Room Air Conditioner. Use of the central controller makes it possible to perform the following monitoring and operations. It is compatible with room air conditioners which have an HA connector S21.

Read these Safety Precautions carefully to ensure correct installation.

This manual classifies precautions into WARNING and CAUTION.

1.Run / stop for the central controller and wired remote controller, operating mode selection, and temperature can be set.

2.The operating status, any errors, and the content of those errors can be monitored from the central controller and wired remote controller.

3.Run / stop for the central controller and wireless remote controller, operating mode selection, and the temperature setting can be limited by the central controller.

4.Zone control can be performed from the central controller.

5.The unit can remember the operating status of the air conditioner before a power outage and then start operating in the same status when the power comes back on.

6.Card keys, operating control panels, and other constant / instantaneous connection-compatible equipment can be connected.

7.The Operating / error signals can be read.

8.HA JEM-A-compatible equipment can be connected.

9.The indoor temperature can be monitored from the Ve-up controller.

WARNING : Failure to follow WARNING is very likely to result in such grave consequences as death or serious injury.

CAUTION : Failure to follow CAUTION may result in serious injury or property damage, and in certain circumstances, may result in a grave consequence.

Be sure to follow all the precautions below ; they are all important for ensuring safety.

WARNING Installation should be left to the dealer or another qualified professional.

Improper installation by yourself may cause malfunction, electrical shock, or fire.

Install the set according to the instructions given in this manual.

Incomplete or improper installation may cause malfunction, electrical shock, or fire.

Precaution 1.When reading the Operating / error signals, a separate external power source (DC 12V) is needed.

2.A separate timer power source (DC 16V) is needed when using the schedule timer independently, and not in conjunction with other central controllers.

3.The range of temperatures that can be set from the central controller is 18°C to 32°C in cooling and 14°C to 28°C in heating.

4.Fan operation cannot be selected from the central controller or wired remote controller.

5.Group control (i.e., control of multiple indoor units with a single remote controller) is not available.

6.Monitoring is not available of the thermo status, compressor operating status, indoor fan operating status, electric heater, or humidifier operating status.

7.Forced thermo off, filter sign display and reset, fan direction and speed settings, air conditioning fee management, energy savings instructions, low-noise instructions, and demand instructions cannot be made.

Be sure to use the standard attachments or the genuine parts.

Use of other parts may cause malfunction, electrical shock, or fire.

Disconnect power to the connected equipment before starting installation.

Failure to do so may cause malfunction, electrical shock, or fire.

CAUTION A ground leakage circuit breaker should be installed .

If the breaker is not installed, electrical shock may occur.

Do not install the set in a location where there is danger of exposure to inflammable gas.

Gas accumulated around the unit at the worst may cause fire.

2.Component Parts and Separately-Sold Parts which are Required

To prevent damage due to electrostatic discharge, touch your hand to a nearby metal object (doorknob, aluminum sash, etc.) to discharge static electricity from your body before touching this kit.

This kit includes the following components. Check to ensure that none of these are missing.

Static electricity can damage this kit.

Q’ty

Parts Kit assy PCB is in the housing.

Lay this cable separately from other power cables to avoid external electrical noises.

After installation is complete, test the operation of the PCB set to check for problems, and explain how to use the set to the end-user.

1

Screw cover

Parts

Q’ty

Connection harness (about 1.6m)

1set

Mounting screws

3pcs.

Binding band

1pc.

Installation manual

1set

3.Names of Parts and Electric Wiring <Wiring procedure>

Lower group number switch (SW1)

Room air conditioner indoor unit

Service monitor (LED1: green) When the CPU is working properly, the LED flashes.

Upper group number switch (SW2-1to 3) Operation when recovering from a power outage mode switch (SW2-4)

Japanese unit / Overseas unit Setting switch (SW3-3)

DAIKIN

1234

0

OFF

SW1

SW2 LED1

Supplied connection harness

SW3 S6 Tes1

S1 S16

Cable available field supply (See the installation manual of the central remote controller)

F1

S8

90

S5

Forced stop Settings switch (SW3-1) Power supply terminal (S8) Connect an external DC 12V power supply only when reading the Operating / error display.

S19

F2

A cable field supply

Non polarity Included in the Drain Up Kit.

OFF

Once the switches are set and the wiring complete, secure the case using the included screws.

Momentary contact / constant contact Selection switch (SW3-2)

1 2 3 4 ON

ON

1 1234

To HA connector (S21)

A cable field supply

Separately sold remote control code (quadplex) KRCW101A Series

Central controller equipment DCS302 Series DCS301 Series DCS601 Series DST301 Series KRC65, KRC72, KDC100A10, and KDC101B Series cannot be connected.

Tele-con (Field supply)

In case that a central remote controller is connected

In case that the device coping with HA JEM-A is connected

Remote controller BRC944 Series

Card key (Field supply) Operating control panel (Field supply)

Operating monitoring equipment (Field supply)

The adapter included with the remote controller is not used.

Connecting a Wired Remote Controller

Connecting a Momentary / constant Contact Input Equipment

Reading the Operating / error Display

Split-System Commercial H-Series

EDUS04-924

Optional Accessories

5.Control Codes

Turn the power on after all the switches have been set.

Settings made while the power is on are invalid.

When using a central remote controller, the operating codes can be used to limit operation from wireless remote controllers. : permitted; × : prohibited

ON

operation is not available from the central controller.

When using “automatic” operation using the wireless remote controller, the central controller displays automatic cooling (heating) and 25°C. Even if the temperature is changed, it will return to 25°C after a while.

0,1,3 10,11 2 12–19 4 5 6,7 8

“Automatic”

operation is available from the central controller.

(2) Group number settings (SW1 and SW2-1 to SW2-3) Set these when using the central controller. (Set to the side.) Do not set more than one unit to the same number.

However, these settings do not need to be made when using the schedule timer independently.

(The settings are needed when used in conjunction with another DCS Series central controller.)

In this case, the schedule timer performs an auto address after the power is turned on, so new group numbers are automatically set. Settings made using the switches will be overwritten.

SW2 Upper setting group NO. 1 1 2 3

Lower SW1 setting group NO. 1 1 2 3 4

1— 0

Lower SW1 setting group NO. 1 2 3 4

0 0

0 8

Constant contact mode

9 2,10-19 0,1,3,5-7 4 8 9

× ×

×

× ×

× ×

×

×

×

×

×

* *

* *

× ×

× ×

×

×

×

×

×

×

×

×

* * ×

* * ×

×

×

×

×

×

× ×

×

Forced stop *Only during timer operation

×

×

The remote controller permission / prohibition settings using the Ve-up controller are as follows. : permitted; × : prohibited Operations from central controller, contact input and HA JEM-A input

0 1 2 3

1 2 3 4

2— 1 2 3

1 2 3 4

0 1 1 2 3 4

3— 1 2 3

1 2 3 4

5—

0 4 1 2 3 4

6— 1 2 3

1 2 1 2 3 4

0 5 1 2 3 4

7— 1 2 3

1 1 1 2 3 4

1 3 1 2 3 4

0 6 1 2 3 4

8—

1 4 1 2 3 4

0 7

1 5

NOTE also that a separate timer power source is needed when using the schedule timer independently.

Power source specs: DC 16V, +10%, -15%, 200mA. Recommended power source: Omron S82J-01015A. (Should be used with the output voltage adjusted to the center, DC 16V.) (3) Settings when recovering from a power outage (SW2-4) This selects whether to restart operation when the power comes back on after a power outage occurred during operation. This setting is given priority in cases where the indoor unit has an auto start ON / OFF jumper. Note also that regardless of whether switch SW2-4 is on or off, the operating mode, set temperature, fan direction and speed settings, and remote control prohibition status are stored.

SW2-4 setting OFF (Factory setting)

Instantaneous contact mode ON / OFF permitted permitted/prohibited control is • Constant rejected prohibited permitted/prohibited contact mode permitted

Instantaneous permitted prohibited contact mode Only OFF prohibited permitted/prohibited control is permitted accepted permitted Constant prohibited contact mode prohibited permitted/prohibited permitted permitted/prohibited Instantaneous contact mode Last command prohibited permitted/prohibited permitted permitted/prohibited Constant priority contact mode prohibited permitted/prohibited Forced stop Does not affect settings

× ×

×

×

×

×

×

×

× × × ×

× × ×

×

× ×

×

The Operating / error signals can be read from the contact output (S5).

Output specs M1: Turn MR 1 ON when the air conditioner is running.

M2: Turn MR 2 when a communication error has occurred between the KRP928B2S and the air conditioner, or MR 1 is ON and the unit has stopped after an error.

MR 2 is not turned ON during a warning.

KRP928B2S

S8

Power supply for relay (DC 12V) Operating control panel (Field supply) MC

S5

M1 M2

MR2

Power source for display

Operating Display Abnormality display

MR2

7.Combining Equipment Instantaneous contact input

HA JEM-A-compatible equipment

Wired Remote Controller

Wireless Remote Controller

Total wire length max: 100m

Constant contact input

Run / stop Input Contact specs No-voltage minute electric current contact (Minimum applicable load DC 12V, 1mA or lower)

Forced stop contact input

ON / OFF control is rejected (operate / stop / timer prohibition) (NOTE 2).

During a forced stop, all remote controller actions are prohibited.

The central controller can be combined with the following devices.

D-BIPS

CB

MR1

Last command priority

KRP928B2S CA

(–)

Control mode

NOTE1: Since central equipment and HA JEM-A-compatible equipment both use last command priority, the contact status and operating status of the air conditioner might not match sometimes.

Example: If the unit is run from the central controller while the air conditioner is stopped with an open contact, the contact will be open and the unit will be running.

NOTE2: Operating mode and fan direction and speed settings can be changed.

S1

(–)

MR1

Schedule timer

What Happens

The operating status of the air conditioner OFF is reversed by an instantaneous input of 100 msec or more.

Contact - Open to close: air condition runs.

ON Close to open: air conditioner is stopped (NOTE 1).

Contact - Open to close: air condition stops Invalid (forced stop). Close to open: no change in operating status.

Relay specs (MR1 and MR2) Coil voltage: DC 12V Coil resistance: 160Ω ± 10% (Matsushita Electric HC Relay, Omron MY Relay) Wiring length Max: 100m

(+)

ON / OFF controller

ON

×

× × × ×

Central Remote Controller

Constant contact input

×

Stops after recovering from a power outage

SW3-1 SW3-2 S1 operating mode setting setting

OFF

Operating mode Fan direction temperature and fan speed

What Happens

(4) Contact input function settings (SW3-1 to SW3-2) When using contact input (S1), choose one of the following functions.

Instantaneous contact input (factory setting)

Stop

6.Read Operating / Error Display Signal

Stops if the unit was stopped before the power outage and runs if it was running.

ON

Operations from the remote controller

operating Change set Start / stop Changemode temperature Run / timer

1 0

0 3 1 2 3 4

Ve-up controller settings

S1 pin operating mode

1 2 3 4

1 2 3 4

1 2 3

0 9

0 2

4— 1 2 3

Forced stop or remote controller permission input

Instantaneous Central priority contact mode Last command priority Timer operation is accepted by remote controller

× ×

Stop

Overseas

ON / OFF control is rejected Only OFF control is accepted

“Automatic”

Operations from central controller, contact input and HA JEM-A input

Operating mode temperaturet Fan direction and fan speed

OFF (Factory setting)

Run / timer

Japan

Control mode

What Happens

Fan direction and fan speed

SW3-3 setting

Control code

Stop

Destination

S1 operating mode

Operations from the remote controller “Run” control from the “Stop” control from the central controller central controller Operating mode temperature

Open the Kit’s case and set the switches on the circuit board.

(1) For Overseas / Japanese unit setting (SW3-3) Room air conditioners, different methods are used for setting the temperature in automatic mode, so this switch needs to be set.

Run / timer

NOTE

4.Switch Settings

Central Remote Controller

ON / OFF controller Schedule timer

×

×

D-BIPS

×

×

×

×

×

Forced stop contact input

Constant contact input

×

×

×

Instantaneous contact input

×

×

×

HA JEM-A-compatible equipment

×

Wired Remote Controller

×

×

Wireless Remote Controller

×

3P157704-2B

Split-System Commercial H-Series

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EDUS04-924

<KPW5E112> Air Direction Adjustment Grille

1

Before Installation

Components Check before assembly that the following components are ready.

Name

Air direction adjustment grille Installation manual

Shape With setscrew (M5) Quantity

2

1 piece

1 piece

Selection of Installation Location

Use the air direction adjustment grille for the outdoor unit if the installation place of the outdoor unit falls under the following conditions.

Near the boundaries of the neighboring houses.

Faces onto the street where pedestrians are directly exposed to the exhaust.

Garden trees are directly exposed to the exhaust.

3

Required Installation Space

AAminimum required between the back of theofoutdoor unit and (such as walls). minimumclearance clearanceof of100mm 4â&#x20AC;? (100 is mm) is required between the back the outdoor unit obstacles and obstacles such as walls.

rere) re r rmmoo o m oo or mm 4â&#x20AC;? 000mm 1 (10

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Split-System Commercial H-Series

EDUS04-924

Optional Accessories

4

Installation of Air Direction Adjustment Grille CAUTION

Mount the air direction adjustment grille overlapping the standard grille.

It is dangerous to mount only the air direction adjustment grille because the fan rotating parts can come in contact with peopleâ&#x20AC;&#x2122;s hands.

Standard grille

(1) Remove 4 mounting screws on the standard grille.

(2) Refer to the following illustrations and mount the standard grille and air direction adjustment grille according to the air blow-off direction.

Mount the air direction adjustment grille overlapping the standard grille and secure them with screws.

The mounting screws are attached to the air direction adjustment grille.

To let the air blow in the right and left, turn the air direction adjustment grille 90° counterclockwise and attach the air direction adjustment grille to the standard grille.

In the upper direction

Standard grille

In the left direction Standard grille

In the lower direction Standard grille

In the right direction Standard grille

Illustration showing the completion of the air direction adjustment grille mounted (with the air blowing in the upper direction)

3P243204-1

Split-System Commercial H-Series

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Optional Accessories

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Split-System Commercial H-Series

AMERICAS

1645 Wallace Drive, Suite 110 Carrollton, TX75006

info@daikinac.com www.daikinac.com

Specifications, designs and other content appearing in this brochure are current as of January 2009 but subject to change without notice.

EDUS04-924 Printed in U.S.A. 1/2009 B AK