CNH CX75C SR Midi Crawler Excavator Hose Burst Check Valve HBCV Kit With Blade Instruction Manual

INSTALLATION INSTRUCTIONS

KG1AP089-00

HOSE BURST CHECK VALVE (HBCV) KIT (WITH BLADE)

APPROXIMATE INSTALLATION TIME: 8.0 hours

Tor - 47573405 47573405 Issue date August 2013 EN

KG1AP089-00 - HOSE BURST CHECK VALVE (HBCV) KIT (WITH BLADE) CASE CONSTRUCTION CX75C SR

Tor - 47573405 47573405 Issue date August 2013 EN

Contents 1 KIT CONTENT Kit content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

2 PRE-ASSEMBLY PREPARING FOR ASSEMBLY Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

3 ASSEMBLY HOSE BURST CHECK VALVE (HBCV) WITH BLADE Pilot line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Installation of housing cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 Arm cylinder line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 Boom cylinder line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 Installation on arm cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16 Blade line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18

EN

EN

1 - KIT CONTENT

1 - KIT CONTENT Kit content CX75C SR NA

Pilot hose burst check valve (HBCV) (Refer to 3-1) Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Description Clamp with band ( M8) Special bolt ( M8 X 25) Sems bolt ( M10 X 25) Bracket Wire band (L = 250) Assembly hose Tee ( G3/8 x G1/4 x G3/8) Hose adapter ( G3/8 x G1/4) Assembly hose Tee ( G1/4) Assembly hose Rubber cushion (L = 140) Mount clamp Wire band (L = 380) Bracket

Quantity 5 5 2 1 9 1 1 1 1 3 1 1 1 5 1

Part Reference KHR2581 KHJ1215 105R010Y025R KAJ15720 KHH0142 KAJ15700 KHJ13900 KAJ2176 KAJ18950 KHJ2773 KAJ18960 KNB13720 KHR10220 KAR0017 KAJ18820

Quantity 1 1

Part Reference MPN1099 KAN14611

Quantity 2 1 2 1 11

Part Reference KHJ0505 KAV18870 105R010Y025R KAV19040 KAR0016

Quantity 2 1 1 4 4 2 1 1 1 1 1 1 1 2

Part Reference 105R010Y020R KRC5007 KAV14300 102R010Y035R KEH0114 KAV14290 KAV14310 KAV14330 KAV18580 KAV14340 KNJ0758 KAJ4596 KHJ0341 KNJ0605

Housing cover (Refer to 3-9) Item 49 50

Description Rubber cushion Center cover

Arm hose burst check valve (HBCV) line (Refer to 3-10) Item 21 22 23 24 27

Description Hose adapter ( G1/4) Assembly hose Sems bolt ( M10 X 25) Bracket Wire band (L = 150)

Boom cylinder (Refer to 3-12) Item 1 2 3 4 5 6 7 9 10 11 12 13 14 15

Description Sems bolt ( M10 X 20) LOCTITE® 262 Clamp High-strength bolt ( M10 X 35) High-strength washer ( M10) Clamp Clamp Line assembly Line assembly Line assembly Hose adapter ( G1/4 x G1/4) Holding valve Elbow ( G1/4 x G1/4) Hose adapter ( G3/4 x G3/4) 1-1

EN

1 - KIT CONTENT

Item 16 17 18 20

Description High-strength bolt ( M10 x 55) Plain washer ( M10) Plug ( G3/8) Nipple

Quantity 2 2 1 2

Part Reference 102R010Y055R 182-010SR BRJ1545 KAV2249

Quantity 4 4 1 2 1 1 2 1 2 2 1 1 1 1 1

Part Reference 102R010Y035R KEH0114 KRC5007 KAV18820 KAV18830 KAJ17980 KNJ0605 KHJ0341 102R010Y055R 182-010SR KNJ0758 KAV18860 KAV18880 105R008Y020R KAV2249

Quantity 1 1 1 1 3 1

Part Reference KAV18610 KAV20150 KNJ0758 KHJ0973 KAR0016 KAV2481

Arm cylinder (Refer to 3-16) Item 1 2 3 4 5 6 7 8 9 10 11 13 14 15 16

Description High-strength bolt ( M10 X 35) High-strength washer ( M10) LOCTITE® 262 Clamp Clamp Holding valve Hose adapter ( G3/4 x G3/4) Elbow ( G1/4 x G1/4) High-strength bolt ( M10 X 55) Plain washer ( M10) Hose adapter ( G1/4 x G1/4) Line assembly Line assembly Sems bolt ( M8 X 20) Nipple

Blade (Refer to 3-18) Item 2 12 16 17 18 19

Description Blade cylinder Cylinder cover Hose adapter ( G1/4 x G1/4) Tee ( G3/8 x G3/8 x G1/4) Wire band (L = 150) Nylon hose

1-2 EN

2 - PRE-ASSEMBLY

2 - PRE-ASSEMBLY PREPARING FOR ASSEMBLY

Preparation CX75C SR NA

An “*” in this document indicates that the part is mounted on the actual machine.

Items to prepare: • Wrenches ( 10 mm, 13 mm, 17 mm, 19 mm, 22 mm, 27 mm, 36 mm, 41 mm) • Hexagon wrench ( 8 mm) • Phillips screwdriver (No. 3) • Cutters, scissors • Rag 1. Position the main unit.

• Put the main unit on solid, level ground, put the bucket cylinder at its open stroke end, the arm cylinder at its open stroke end, lower the boom, and touch the arm top to the ground.

SMIL13II00106AA

1

SMIL13II00107AA

2

2. Switch the ignition key (a) “OFF”, check that the engine has stopped, and then switch the ignition key “ON” again. (Do not start the engine.)

2-1 EN

2 - PRE-ASSEMBLY

3. Bleed out the pressure inside the circuit.

• Flip the lever (c) forward, and then turn the upper operation lever (b) about 10 times to bleed out the pressure.

• Move the travel lever (d) back and forth about 5 times to bleed out the pressure.

SMIL13II00108BA

3

SMIL13II00109AA

4

4. Bleed out the pressure from inside the hydraulic tank.

• Press the air breather button (e) on top of the hydraulic tank to release the pressure inside the tank.

2-2 EN

3 - ASSEMBLY

3 - ASSEMBLY HOSE BURST CHECK VALVE (HBCV) WITH BLADE

Pilot line installation CX75C SR NA

3-1 EN

3 - ASSEMBLY

SMIL13II00217HB

1

3-2 EN

3 - ASSEMBLY

SMIL13II00221FB

a. b. *1. *2. *3. *4. *5.

2

Hose assembly Code Hydraulic tank Holding valve (boom) Bulkhead joint (arm) Control valve Oil cooler line Adjust the hose mouthpiece fitting directions so that all the hydraulic hoses form smooth rounded shapes.

3-3 EN

3 - ASSEMBLY

1. Remove the elbow and pilot line from the hydraulic tank (*1) port (*6), then install the tee (10) and connect the assembly hose (11/D14).

SMIL13II00223BB

3

SMIL13II00258AB

4

2. Remove the tees and pilot lines (*7) from the control valve (*4) pb5/pb7 ports.

3-4 EN

3 - ASSEMBLY

3. Install the tees (10) on the control valve (*4) pb5/pb7 ports and connect the assembly hose (6/A6) to the pb5 port, and assembly hose (9/V6) to the pb7 port. Fasten the assembly hoses (6/A6), (9/V6) with 1 wire band (5).

• Tighten the wire band (5) together with the pilot line (*7).

SMIL13II00266BB

5

SMIL13II00279AB

6

4. Connect the assembly hose (11/D14) to the holding valve (*2) T port, and the assembly hose (9/V6) to the Pi1 port.

5. Remove the bolt (*8) and attach the bracket (15) to the bracket line clamp (*9), and then fasten with the bolt (*8).

Fasten the assembly hoses (9/V6), (11/ D14) with 6 wire bands (5) and 5 wire bands (14).

• Tighten the wire bands (14) together with the boom line (*10).

3-5 EN

3 - ASSEMBLY

6. Remove the plug (*11) from the oil cooler line (*5) port (*6).

SMIL13II00297AB

7

SMIL13II00303BB

8

7. Install the attachments on the oil cooler line (*5) port (*6) and connect the assembly hose (6/D13).

• Without 2nd option line: hose adapter (8) • With 2nd option line: tee (7) • When there is a 2nd option line, connect the 2nd option line (*12) to the tee (7).

3-6 EN

3 - ASSEMBLY

8. Connect the assembly hoses (6/A6), (6/ D13) to the HBCV lines (*13/PI), (*13/DR).

SMIL13II00315BB

9

9. Apply adhesive (*14) on 1 rubber cushion (12), and then attach to the frame (*15).

Install the mount clamp (13) on the frame (*15) and fasten the assembly hose (6/A6) with the wire band (5).

SMIL13II00346BB

10

3-7 EN

3 - ASSEMBLY

10. Install the bracket (4) on the center cover (*16) with 2 sems bolts (3).

Install 5 clamps with bands (1) on the center cover (*16) with 5 special bolts (2) and fasten the assembly hoses (6/A6), (6/ D13).

• Tightening torque: 23.5 - 35.3 N·m (17.3 - 26.0 lb ft) Fasten the assembly hoses (6/A6), (6/D13) with 2 wire bands (5).

• Tighten the clamps with bands (1) and wire bands (5) together with the 2nd option line (*12).

3-8 EN

3 - ASSEMBLY

Installation of housing cover CX75C SR NA

SMIL13II00322FB

1

1. Install the rubber cushion (49) on the center cover (50).

Install the center cover (50) on the frame (*2) with 4 bolts (*1).

3-9 EN

3 - ASSEMBLY

Arm cylinder line installation CX75C SR NA

SMIL13II00228FB

1

1. Install the bracket (24) with 2 sems bolts (23).

Fasten the assembly hoses (22/PI), (22/DR) to the bracket (24) with 2 hose adapters (21).

SMIL13II00238BB

2

3-10 EN

3 - ASSEMBLY

2. Connect the assembly hose (22/PI) to the holding valve (*1) PI port.

Connect the assembly hose (22/DR) to the holding valve (*1) T port.

3. Fasten the assembly hoses (22/PI), (22/DR) with 11 wire bands (27).

SMIL13II00352AB

3

3-11 EN

3 - ASSEMBLY

Boom cylinder line installation CX75C SR NA

SMIL13II00230FB

1

3-12 EN

3 - ASSEMBLY

1. Install the clamps (3), (6) and (7) on the boom cylinder (*1) and temporarily fasten with 4 high-strength bolts (4) and 4 high-strength washers (5) on which LOCTITE® (2) is applied. Install the hose adapter (12), elbow (14) and 2 hose adapters (15) on the holding valve (13), and then install the holding valve (13) on the clamp (7) with 2 high-strength bolts (16) and 2 plain washers (17).

SMIL13II00232CB

2

3-13 EN

3 - ASSEMBLY

2. Connect the line assembly (10) to the hose adapter (15) on the holding valve (13) and the boom cylinder (*1).

Connect the line assembly (9) on the hose adapter (15) on the holding valve (13), and then fasten on the clamp (3) with the sems bolt (1) on which LOCTITE® (2) is applied.

SMIL13II00263BB

3

SMIL13II00294BB

4

3. Connect the line assembly (11) to the boom cylinder (*1), and then install the plug (18) on the line assembly (11) and fasten the line assembly (11) on the clamp (3) with the sems bolt (1) on which LOCTITE® (2) is applied.

3-14 EN

3 - ASSEMBLY

4. Fasten the high-strength bolts (4) on the temporarily fastened clamps (3), (6) and (7).

5. Install 2 nipples (20) on the boom cylinder (*1).

• The nipples (20) are used only for the KYB cylinders.

SMIL13II00340BB

5

3-15 EN

3 - ASSEMBLY

Installation on arm cylinder CX75C SR NA

SMIL13II00250FB

1

1. Install the clamps (4), (5) on the arm cylinder (*1) and temporarily fasten the clamps (4), (5) with 4 high-strength bolts (1) and 4 high-strength washers (2) on which LOCTITE® (3) is applied.

Install the 2 hose adapters (7), elbow (8) and hose adapter (11) on the holding valve (6), and then install the holding valve (6) on the clamp (5) with 2 highstrength bolts (9) and 2 plain washers (10) on which LOCTITE® (3) is applied.

SMIL13II00253BB

2

3-16 EN

3 - ASSEMBLY

2. Connect the line assembly (13) to the arm cylinder (*1) and the hose adapter (7) on the holding valve (6).

Install the line assembly (14) on the holding valve (6) hose adapter (7), and then fasten to the arm cylinder (*1) with the sems bolt (15).

SMIL13II00342BB

3

SMIL13II00351AB

4

3. Fasten the high-strength bolts (1) on the temporarily fastened clamps (4), (5).

4. Install the nipple (16) on the boom cylinder (*1).

• The nipple (16) is used only for the KYB cylinders.

3-17 EN

3 - ASSEMBLY

Blade line installation CX75C SR NA

SMIL13II00271HB

1

3-18 EN

3 - ASSEMBLY

1. Install the hose adapter (16) on the blade cylinder (2).

Install the tee (17) on the center joint (*1) port (*2).

SMIL13II00332BB

2

SMIL13II00344BB

3

2. Connect the nylon hose (19) to the hose adapter (16) on the blade cylinder (2) and the tee (17) on the center joint (*1).

3. Fasten the nylon hose (19) and hydraulic hose (*3) with 3 wire bands (18).

3-19 EN

3 - ASSEMBLY

4. Remove the 4 bolts (*4) from the blade cylinder (2) and set the cylinder cover (12), and then fasten with 4 bolts (*4).

SMIL13II00328BB

4

3-20 EN

Index ###_Index_###

A Arm cylinder line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 B Blade line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18 Boom cylinder line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 I Installation of housing cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 Installation on arm cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16 K Kit content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-1

P Pilot line installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-1 2-1

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