Caterpillar Cat 432F2 BACKHOE LOADER (Prefix HWP) Service Repair Manual (HWP00001 and up)

Service Repair Manual

Models

432F2 BACKHOE LOADER

432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

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Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 432F2 BACKHOE LOADER HWP Configuration: 432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 Engine

Disassembly and Assembly 422F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Powertrain Media Number -UENR3743-01

Publication Date -01/06/2015

Date Updated -05/06/2018

i06194852

Axle Housing (Service Brakes, Differential and Bevel Gear) Disassemble SMCS - 3256-015; 3258-015; 3260-015; 4251-015

Disassembly Procedure Table 1 Required Tools Tool

Part Number

Part Description

Qty

A

202-7965

Spanner Wrench

1

B

1P-2321

Combination Puller

1

C

235-2784

Adjusting Tool Gp

1

D

8H-0663

Bearing Puller Gp

1

Start By: a. Remove the axle housing.

NOTICE Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 1

g01636808

1. Remove plates (1), brake discs (2), and brake hub (4) from the brake cylinder assembly.

Remove dowels (3).

Illustration 2

g01636809

Personal injury can result from being struck by parts propelled by a released spring force.

Make sure to wear all necessary protective equipment.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Follow the recommended procedure and use all recommended tooling to release the spring force.

2. Remove bolts (10), washers (9), bushing (8), and spacer (7). Remove bolts (16), retainers (15), springs (14), springs (13), and bushings (12), as an assembly. Use a suitable pry bar and remove brake piston (6) from brake cylinder assembly (11). Remove O-ring seals (5) from brake piston (6). Repeat this step for the opposite side.

Illustration 3

g01636811

3. Remove bolts (17) from brake cylinder assembly (11).

Illustration 4

g01636812

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Note: Before you remove brake cylinder assembly (11), make location marks for installation purposes.

4. Remove brake cylinder assembly (11).

5. Repeat Step 3 and Step 4 for the opposite side.

6. Remove the differential and bevel gear assembly (18) from the bevel gear side of the center housing.

Illustration 5

g01637013

7. Remove bolt (20) and retainer (19). Use Tooling (A) to remove spanner nut (22). If necessary, remove bearing cup (21) from brake cylinder assembly (11). Repeat this step for the opposite side.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 6

g01637914

8. Use Tooling (B) in order to remove bearing cone (23).

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Illustration 7

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g01637979

9. Lock the differential in a vise. Remove bolts (24) and bevel gear (25) from the differential.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 8

g01637980

10. Use Tooling (B) to remove bearing cone (26).

Illustration 9

g01637981

11. Remove collar (28), pins (27), and the seals.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 10

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g01637983

12. Remove cover (29), thrust washer (30), and side gear (32). Use a suitable punch and a hammer in order to drive out locking pins (31). Remove planetary shafts (33).

Illustration 11

g01638818

13. Remove thrust washers (34), gears (35), spider (36), side gear (38), and thrust washer (37).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 12

g01638823

14. Remove bolts (40) and remove brake assembly (39) as a unit. Straighten the locking tab from nut (41).

Illustration 13

g01638831

15. Use Tooling (C) in order to hold brake disc (42) and remove nut (41) (not shown).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4...

Illustration 14

g01638834

16. Remove washer (44), O-ring seal (43), and brake disc (42).

Illustration 15

g01638835

17. Remove lip seal (45) from the center housing.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4...

Illustration 16

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g01639076

18. Tap the end of pinion shaft (46) with a soft hammer in order to remove pinion shaft (46) from the center housing.

Illustration 17

g01639077

19. Remove bearing cone (48), washers (49), and collapsible spacer (47) from pinion shaft (46).

Discard collapsible spacer (47).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4...

Illustration 18

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g01639080

20. Use Tooling (D) and a suitable press in order to remove bearing cone (50) from pinion shaft (46). Remove the shim that is positioned under bearing cone (50). Check the shim for wear.

If necessary, replace the shim.

Illustration 19

g01639081

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Personal injury can result from being struck by parts propelled by a released spring force.

Make sure to wear all necessary protective equipment.

Follow the recommended procedure and use all recommended tooling to release the spring force.

21. Remove bolts (66), cover (65), and O-ring seal (64).

22. Remove piston (63) from cover (65). Remove O-ring seals (62) from piston (63).

23. Remove retaining ring (61), bushing (60), and spring (59) from rod (55).

24. Remove bolts (51), cover (52), O-ring seal (53), spring (54), and washer (56) from the center housing.

25. Remove rod (55) from fork (58). Remove retaining ring (57) from rod (55). Remove fork (58) from the center housing.

Illustration 20

g01639082

26. Use a suitable hammer and a punch in order to remove bearing cups (67) from the center housing.

Copyright 1993 - 2019 Caterpillar Inc.

Fri Oct 18 10:49:16 UTC+0800 2019

All Rights Reserved.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

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Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 432F2 BACKHOE LOADER HWP Configuration: 432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 Engine

Disassembly and Assembly 422F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Powertrain Media Number -UENR3743-01

Publication Date -01/06/2015

Date Updated -05/06/2018

i06038944

System Pressure - Release SMCS - 4250-553-PX; 4300-553-PX; 5050-553-PX

Release Procedure 1. Park on a level surface. If you must park on a grade, chock the machine.

2. Apply the service brake in order to stop the machine. Move the transmission control to the NEUTRAL position.

3. Move the speed control lever to the LOW IDLE position.

4. Engage the parking brake.

5. Engage the transmission neutral lock.

6. Lower all attachments to the ground.

7. Stop the engine.

8. Turn the engine start switch key to OFF position for 4 seconds.

9. Turn the engine start switch key back to ON position without starting the engine.

10. Press the hydraulic shutoff switch to the ON position.

11. Operate all hydraulic controls through all positions in order to relieve hydraulic pressure.

Repeat this step until all hydraulic pressure is released.

12. Move the hydraulic control levers to the HOLD position.

13. Turn the engine start switch to OFF position and remove the key.

Copyright 1993 - 2019 Caterpillar Inc.

Fri Oct 18 10:50:12 UTC+0800 2019

All Rights Reserved.

Private Network For SIS Licensees.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

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Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 432F2 BACKHOE LOADER HWP Configuration: 432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 Engine

Disassembly and Assembly 422F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Powertrain Media Number -UENR3743-01

Publication Date -01/06/2015

Date Updated -05/06/2018

i06190624

Solenoid Valve (Transmission) - Remove and Install SMCS - 5479-010-T3

Removal Procedure

Illustration 1

g03822061

1. Remove bolts (2), plate (3), and floor mat (1).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 2

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g03822065

2. Remove bolts (4) and position floorplate (5) to the side.

Illustration 3

g01658935

3. Cut cable straps (8). Disconnect harness assemblies (7). Remove the four plugs and bolts (6). Remove solenoid valve (9). Repeat for the remaining solenoid valves.

Installation Procedure 1. Install solenoid valve (9) in the reverse order of removal. a. Tighten bolts (6) in a crisscross pattern to a torque of 1 N¡m (9 lb in). Retorque bolts (6) to a final torque of 8 N¡m (71 lb in).

Copyright 1993 - 2019 Caterpillar Inc.

Fri Oct 18 10:51:08 UTC+0800 2019

All Rights Reserved.

Private Network For SIS Licensees.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

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Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 432F2 BACKHOE LOADER HWP Configuration: 432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 Engine

Disassembly and Assembly 422F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Powertrain Media Number -UENR3743-01

Publication Date -01/06/2015

Date Updated -05/06/2018

i06145776

Transmission (Direct Drive) - Remove SMCS - 3030-011-DD

Removal Procedure Table 1 Required Tools Tool

Part Number

A

422-2352

Support Stand As

2

B

444-0526

Air/Hydraulic Jack Gp

1

8S-7640

Stand

2

8S-7611

Tube

2

8S-7615

Pin

2

1U-7505

Hydraulic Jack

1

1U-7558

Mounting Adapter Gp

2

E

456-4449

Support Tube

1

F

1U-7505

Hydraulic Jack

1

G

308-3471

Jack Stand Gp

2

C

Part Description

Qty

D

1. Connect the lock for the boom. Refer to Operation and Maintenance Manual, "Boom Lock".

2. Connect the lock for the swing boom. Operation and Maintenance Manual, "Swing Lock Pin Control".

3. Connect the lock for the extendable stick. Refer to Operation and Maintenance Manual, "Extendable Stick Lock Control ".

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

4. Lower the bucket to the ground. Place the control for the bucket into the FLOAT position.

Illustration 1

g03094942

5. Use Tooling (B) to raise the front of the machine. Position two of Tooling (A) under the front of the machine.

Illustration 2

g03826593

6. Raise the machine so that the machine is level and 1270 mm (50.0 inch) off the floor.

Position two of Tooling (C) under the rear of the machine.

7. Drain the transmission. Refer to Operation and Maintenance Manual, "Transmission Oil Change" for the correct draining procedure.

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 3

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g03826658

8. Use two people in order to remove guard assembly (2). The weight of guard assembly (2) is approximately 32 kg (70 lb). Remove bolts (1) and guard assembly (2).

9. Remove the piston pump. Refer to Disassembly and Assembly Manual, "Piston Pump (Main Hydraulic) - Remove and Install".

10. Remove the front drive shaft if applicable. Refer to Disassembly and Assembly Manual, "Drive Shaft (Front) - Remove and Install".

11. Remove the rear drive shaft. Refer to Disassembly and Assembly Manual, "Drive Shaft (Rear) - Remove and Install".

Illustration 4

g03826775

12. Disconnect harness assembly (3).

Illustration 5

g03827467

13. Disconnect hose assembly (4).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 6

4/8

g03826776

14. Disconnect harness assembly (6). Remove bolt (7) and reposition shift rod assembly (5) out of the way.

Illustration 7

g03826777

15. Remove bolt (8) that retains the transmission filler tube.

Illustration 8

g03826778

16. Disconnect hose assembly (9).

17. Loosen clamp (10) and disconnect hose (11).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 9

g03826779

18. Remove transmission oil filter (12) in order to remove the bell housing bolts.

19. Loosen clamp (13) and disconnect hose (14).

Illustration 10

g03826781

20. Remove bolts (16) and cover (15).

Illustration 11

g03826782

21. Rotate the flywheel in order to access bolts (17). Remove bolts (17).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

Illustration 12

g03826781

22. Reinstall cover (15) and bolts (16).

Illustration 13

g03826783

Illustration 14

g03826996

23. Attach Tooling (F) to transmission (20).

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

24. Install Tooling (D), Tooling (E), and Tooling (G) in order to support engine (18).

25. With engine (18) and transmission (20) supported remove the nuts, the washers, and bolts (19).

Illustration 15

g03827045

26. Remove bolts (21) and the washers from transmission (20).

Illustration 16

g03827474

27. Place a suitable cable strap (22) around drive plate (23) for the converter.

Illustration 17

g03826785

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432F2 Side Shift Backhoe Loader HWP00001-UP (MACHINE) POWERED BY C4.4 ...

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28. Use Tooling (F) in order to remove transmission (20). The weight of transmission (20) is approximately 255 kg (562 lb).

Illustration 18

g03827094

29. Cut cable straps (26).

30. Disconnect connector assembly (24), connector assembly (25), connector assembly (27), and connector assemblies (28). Remove the harness assembly from the transmission.

Copyright 1993 - 2019 Caterpillar Inc.

Fri Oct 18 10:52:03 UTC+0800 2019

All Rights Reserved.

Private Network For SIS Licensees.

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