Bobcat 320/ 230L 320/320L Wiring Electrical Schematic + Hydraulic/Hydrostatic Schematic Manual – PDF

3230 3210

3220

WIRING SCHEMATIC

ENGINE OIL PRESSURE LAMP

320/230L (S/N 224511001 AND ABOVE) (PRINTED NOVEMBER 2005) V-0694

ENGINE WATER TEMERATURE LAMP

ALTERNATOR

S W B

1190 6020

B1

3120

7000 R

BOOM LIGHT AND HARNESS 320 ONLY

DIODE

6020 6010

B2

6000

BOOM LIGHT

3060

H

HOUSE LIGHT 3100

B A

B A

C852

3140

B A

2150 6030

1190

3190 W

C751 B A

3040

DIODE

LIGHT SWITCH

1340

M

BOOM LIGHT

HEATER

A B

2190 3190 7000 1360

6010

D F B C E A

2280

RIGHT CONSOLE OUT SWITCH (320

C250 E C B D F A

CAB

6240 6310 2190 6400

HARNESS 7101054

WASHER

2950 2190

A 2960

B

2820

2960

7120 7100

1360

7110

2950

6240 6310

2820

C253

A B

1360

6000 2000

C750

6040

2000 6000

HARNESS 6807747

A B

M

8010 EXPANDABLE UNDERCARRIAGE SWITCH (NOT USED FOR 320/320L)

ALTERNATOR LAMP

1320

1330

3250

TIMER

2170

3110

SYSTEM WARNING BUZZER

1270

-

AUXILIARY POWER SOCKET

+

2160

3120

3130

3160

DIODE

2180

3020

3200

3210

GLOW PLUG LAMP

3170 DIODE

3180

3040

D

B

G

C

F

C

E

G

B

D

1160

1190

A

1240

E

1220

G

2000

F

8030

D

8010

C

HORN

3090

3060

1300

1350

7020

M

C

A

B

ENGINE COOLANT TEMPERATURE SWITCH

B

A

C153

3050

A

1150

C152

B

1170

C151

E

4200

F

2200

A

8030

1200

B

1220

8010

A

2000

3050

F

1240

4010

C

1170

G

8050

D

3040

HER

E

3020

HT CONSOLE LOCK SWITCH (320 ONLY)

3040

3080

1150

3070

B

3020

A

1190

B

C

4060

4010

A

TWO SPEED SWITCH (320 ONLY)

8050

C

C851

4110

EXPANDABLE UNDERCARRIAGE SOLENOID (NOT USED FOR 320/320L)

HO

GLOW PLUG OFF

2280

RUN

RIGHT HAND CONSOLE

2260 START

HARNESS 7107138

2200 2000 2190 SO

2180

8050

2170 2160 2150 ST

B

1220

8030

3070 1170 I

IGNITION SWITCH

TWO SPEED RELAY (320 ONLY)

4050

86

85

87

30

4020

B

1500

B

3730

2140 4070

TWO SPEED INDICATOR (320 ONLY) 3240

87A 4070

4050

2090

4120

A

B

C

2270 E D B A

4080 4060 2260 4130

1280

A

C853

4040

A

C856

TRAVEL SWITCH (320 ONLY) 4030

E D B A

C154 A

BLE IAGE D 320/320L)

B

C

ENGINE

4120

4050

SWITCHED ACCESSORY

10A

1130

INSTRUMENT

FUSE 1

FUSE 1 - 10A

20A

20A

FUSE 2

IGNITION

2090

HARNESS 7108914

1160

CAB

1080 SW P

FUSE 4 - 15A

FUSE 3

FUSE 4

15A

FUSE 5 - 15A

1240

SW GND PWR TWO SPEED MODULE (320 Only)

H HOURMETER

OUT

2270

C252

C251

A B

A B

2960

7120 7100

1360

A B

7110

2950

6240 6310

A B

A C B

2 4 1 6 3 5

C25 4 4 1 6 3

2

C255 A C B

5

LEF

A C B PARK

A B 3

C256

4

WIPER

A B

5

WASHER

LEFT CONSOLE LOCKOUT SWITCH

6

WIPER MOTOR

V M

DOME LIGHT

C950

B A

HORN SWITCH

C257

1

C257

BRN

A C B

2

B A

7100772

YEL GRN

6400 2950

WIPER SWITCH

2870

2860

6240 6310

H

C A

P

B

A

LEFT HAND LIGHT

BEACON

2880

G RIGHT HAND LIGHT

2280

I

CAB AND WIPER WIRING (IF EQUIPPED) HARNESS 7100774

2140

G 3000

I

S FUEL GAUGE

WIRES CONNECT BY LETTER ACROSS CONNECTORS BATTERY FEED 1000-1999 RED, RED/WHT, RNG

A

B

B

A

SOME CONNECTOR BODIES NOT SHOWN FOR DRAWING CLARITY

GROUND 2000-2999 BLK MONITORING 3000-3999 LBL HYDRAULIC 4000-4999 LGN ATTACHMENT CONTROLS 5000-5999 YEL LIGHTS 6000-6999 PNK ACCESSORIES 7000-7999 WHT ENGINE 8000-8999 TAN COMMUNICATION 9000-9999 PUR

Printed in U.S.A.

RED = RED RNG = ORANGE BLK = BLACK LBL = LIGHT BLUE DBL = DARK BLUE LGN = LIGHT GREEN DGN = DARK GREEN YEL = YELLOW PNK = PINK WHT = WHITE BRN = BROWN TAN = TAN PUR = PURPLE GRY = GRAY

7

1

3

3

1

F

E

D C

A

B

F

E

D

SWITCH

C850 LEFT HAND CONSOLE

C

A

B

C163

HARNESS 6810550

HORN SWITCH

D

C

C

E

E

1300

D

3060

B

3090

A

B

7020

A

1350

1210

20A

FOR OPTIONS

FUSED ACCESSORY

1130 1120 SWITCHED POWER RELAY

3060

1170 OIL PRESSURE SWITCH

8040

SOLE WITCH

1110

3030

86

85

87

30

2040 1090

C

3010

E

E

4000

F

A

3000

F

2080

2070

2140

GREEN TIE STRAP

B

3000

A

C157 B

E

ORANGE TIE STRAP

B

A

YELLOW TIE STRAP

B

A

B

A

2150

2080

D

4050

A

2110

D 3000

B

4010

3250

B

2280

CONSOLE DOWN INDICATOR

C

2140

4000

4040

4070

2130

B

4030

3090

B

A

3000

A

C159 B

A

C160 B

C164

C161

B

A

A

NOT USED ON 320/ 320L MACHINES

A

2130 2080 2140

FUEL SENDER HARNESS 6587177

BLK

B

FUEL GAUGE BACKLIGHT

C

PUR

A

C156

C

2130

C950

87A

B

A

C158 B

A

FUEL LEVEL SENSOR

CONSOLE (JOYSTICK) LOCKOUT SOLENOID

SYSTEM BY-PASS VALVE SOLENOID

TWO SPEED BOOST SOLENOID (320 ONLY)

A

UMENT

1160

1130

FUSE 4

15A CAB

FUSE 5 - 15A

1080

FUSE

8

1100 FUSE 7

FUSE 6 - 15A

1060

FUSE 6

15A NON-SWITCHED TIMER

MOTION ALARM (IF EQUIPPED)

R NS

HARNESS 6813274 (Replaces Existing Harness 6813156)

FUSE BLOCK FUSE 2 - 20A

1140

C155

1150

3

1270

ER RELAY

TO RIGHT TRAVEL SWITCH

1260

2120

4

1260

1410

B

20A

FUSE 7 - 15A

2 2040

1

STOP TIMER MODULE

3020

FUEL SOLENOID 1400

1090

1510

SWITCHED ACCESSORY

8080

2050

A

2120

2310

1250

FUSE 5

1530

1230

SWITCHED TIMER 15A

FUSE 3 - 20A

HR ALARM

A

B

GLOW PLUGS

C854 MOTION ALARM RELAY

1010

B

M

S

1520 4010

1290

PREHEAT RELAY

86

85

87

30

TO LEFT TRAVEL SWITCH

2300 4070

A

87A

B 4010

1180

8060

85

87

30

8070 1030 DIODE

87A

+

8030

4050

STARTER RELAY 1090 1050 1010 1030

8010

DIODE

8000

A

86

2020 1290

C164

86

85

87

30

FRAME GROUND

8020

BATTERY

1040

87A

A

1020

C162

B

2130 ALTERNATOR

2140

EED BOOST D (320 ONLY)

TO RIGHT HAND CONSOLE

-

2030

C856

STARTER

8050

2020 2030 2040 2050 2120

2010

2110 2070 2000 2080 2100

2060

2150

V-0694 (11-17-05)

TWO SPEED SOLENOID

C855

1070

15A

1190

NONSWITCHED POWER

FUSE 4 - 15A

1500

1240

HYDRAULIC/HYDROSTATIC SCHEMATIC 320/320L S/N 224511001 AND ABOVE RH TRAVEL

(PRINTED MARCH 2005) V-0693

A B

BOOM SWING CYLINDER

R.H. TRAVEL MOTOR

BOOM SWING 22

A

24

B P2

T1

P1

ARM

A

21

20

H2 B

E1

E ARM CYLINDER A

A B

B

H1

H

C

C D

BUCKET

A 19

D F

F

B

15

18

25

BUCKET CYLINDER

CENTER SWIVEL JOINT

17

B

BLADE CYLINDER

16

A BOOM BOOM CYLINDER

B A

T1

LH TRAVEL 24

P1 P2

SLEW L.H. TRAVEL MOTOR

BLADE A B MALE (RETURN) A AUXILIARY COUPLERS (Not On Model 320L) B FEMALE (PRESSURE)

AUX

23

28

9

PS1 T1 12

AVEL

27

PS2 G

8 5 PUMP 1

V1

12

11

V2

SWING

PUMP 2

12

22

V3 PUMP 3 26

F HYDRAULIC PUMP

PB

RM 2 SPEED BOOST LINES & COMPONENTS NOT USED ON 320L

6 10

7

T RH JOYSTICK

1

0

4

P

ET T

3 2 1 25

4

P 17

T

3

BOOM 2

LH JOYSTICK

2

PRESSURIZED BREATHER

RAVEL

1 4

RESERVOIR

T2 COOLER 3

LEW

FILTER W/ BY-PASS SWING MOTOR TOP

B A

14

BOTTOM

TANK DRAIN PASSAGE 320L ONLY

X

ENCLOSURE PUMP SUPPLY WORKING CIRCUITS PILOT PRESSURE SYSTEM RETURN LINES

13

2 SPEED BOOST LINE NOT USED ON 320L

INTERSECTION OF HYDRAULIC LINES INDICATED BY JUNTION DOT

PB

V-0693 (3-15-05)