924G and 924GZ Wheel Loaders Machine Systems Caterpillar

Removal Procedure

Start By:

1. Remove the steering wheel. Refer to Disassembly and Assembly, "Steering Wheel - Remove and Install".

1. Turn the battery disconnect switch to the OFF position.

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Illustration 1	g00668056

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Illustration 2	g01121344

2. Cut cable straps (1) and disconnect harness assemblies (2) .

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Illustration 3	g00668060

3. Cut cable straps (3) .

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Illustration 4	g00668132

4. Cut cable strap (4) and reposition the harness assembly.

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Illustration 5	g00668086

5. Remove bolt (5) .

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Illustration 6	g00668090

6. Remove bolt (6) from the right side of the duct assembly.

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Illustration 7	g00668068

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Illustration 8	g01121346

7. Loosen screws (10). Disconnect Harness assemblies (9) .

8. Cut cable strap (7) and disconnect harness assembly (8) .

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Illustration 9	g00668094

9. Remove bolt (11) .

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Illustration 10	g00668096

10. Remove bolt (12) from the left side of the duct assembly.

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Illustration 11	g00668101

11. Remove screws (13) and cover (14) .

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Illustration 12	g00668108

12. Remove screws (15) .

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Illustration 13	g00668186

13. Remove bolts (16) from the steering column assembly.

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Illustration 14	g00668192

14. Lower steering column assembly (17) .

15. Disconnect Harness assembly (18) .

16. Move instrument panel console (19) aside.

17. Remove duct assembly (20) .

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Illustration 15	g01121349

Note: Mark the location of the wiper arm assembly on the wiper shafts for installation purposes.

18. Disconnect hose (22) .

19. Loosen bolts (23) and remove wiper arm assembly (21) .

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Illustration 16	g01121350

20. Unscrew plastic caps (25) .

21. Remove screw (24) .

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Illustration 17	g01121351

Note: Support the wiper motor assembly inside the cab.

22. Remove nut (28) and the washers.

23. Remove plate (22) and gasket (27) .

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Illustration 18	g00668235

24. Remove wiper motor assembly (29) .

Installation Procedure

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Illustration 19	g00668235

1. Install wiper motor assembly (29) into the cab.

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Illustration 20	g01121351

Note: Support the wiper motor assembly inside the cab.

2. Install gasket (27) and plate (26) .

3. Install nut (28). Tighten nut (28) to a torque of 19 ± 1 N·m (14 ± 0.7 lb ft).

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Illustration 21	g01121350

4. Install screw (24) .

5. Install plastic caps (25) .

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Illustration 22	g01121349

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Illustration 23	g01121444
Front view of cab

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NOTICE
Push the wiper arm assembly straight onto the tapered shaft. If the wiper arm assembly is not installed straight when the shaft turns, the splines will be improperly formed and damage will occur.

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NOTICE
Do not operate the wiper motor before the wiper arm assembly is installed. A new wiper motor is preset in the parked position. If the wiper motor is operated before installation of the wiper arm assembly, misalignment will occur. This can cause damage to the wiper motor, the wiper arm assembly, and/or the window. Do not manually rotate the wiper arm assembly on the shaft.

6. Use the marks in order to align wiper arm assembly (21) onto the motor shafts.

7. If the wiper motor is new, position wiper arm assembly (21) onto the motor shafts within Dimension (A), as shown. Dimension (A) equals 85 ± 25 mm (3.4 ± 1.0 inch) from the glass edge to the wiper arm assembly.

8. Tighten set screws (23) to a torque of 20 ± 3 N·m (15 ± 2 lb ft).

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Illustration 24	g01121447

Note: Do not use petroleum lubricants on the hose ends.

9. Connect hose (22) to the connector. Make sure that hose (22) is installed to Dimension (B), as shown. Dimension (B) equals 1.0 ± 1.0 mm (0.04 ± 0.04 inch).

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Illustration 25	g00668192

10. Install duct assembly (20) .

11. Install instrument panel console (19) .

12. Connect harness assembly (18). Wrap harness assembly (18) with electrical tape.

13. Raise steering column assembly (17) .

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Illustration 26	g00668186

14. Install bolts (16) into the steering column assembly.

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Illustration 27	g00668108

15. Install screws (15). Tighten screws (15) to a torque of 6 ± 1 N·m (53 ± 9 lb in).

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Illustration 28	g00668101

16. Install cover (14). Install screws (13). Tighten screws (13) to a torque of 6 ± 1 N·m (53 ± 9 lb in).

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Illustration 29	g00668096

17. Install bolt (12) onto the left side of the duct assembly.

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Illustration 30	g00668068

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Illustration 31	g00668094

18. Install bolt (11) .

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Illustration 32	g01121346

19. Connect harness assembly (8) and install a new cable strap (7) .

20. Connect harness assemblies (9) and tighten screws (10) .

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Illustration 33	g00668090

21. Install bolt (6) onto the right side of the duct assembly.

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Illustration 34	g00668056

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Illustration 35	g00668086

22. Install bolt (5) .

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Illustration 36	g00668132

23. Install a new cable strap (4) .

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Illustration 37	g00668060

24. Install new cable straps (3) .

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Illustration 38	g01121344

25. Connect harness assemblies (2) and install a new cable strap (1) .

End By: Install the steering wheel. Refer to Disassembly and Assembly, "Steering Wheel - Remove and Install" for the proper procedure.