950 GC Wheel Loader Power Train Trunnion Support (Oscillating Axle, Rear) - Remove and Install Caterpillar

Removal Procedure

Start By:

1. Remove the oscillating axle.

Show/hide table

Illustration 1	g03717798

1. Remove bolts (1) and cover (2) from rear trunnion support (3).
   Show/hide table

   Illustration 2	g03717803

2. Remove thrust washer (4), bolts (5), and plate (6) from the end of the trunnion. Remove the thrust washer that is behind plate (6).
   Show/hide table

   Illustration 3	g03717805

3. Fasten a suitable lifting device to rear trunnion support (3). Remove the rear trunnion support from the trunnion. The weight of rear trunnion support (3) is approximately 54 kg (118 lb).
   Show/hide table

   Illustration 4	g00292716

4. Remove lip seal (7) and sleeve bearing (8) from the rear trunnion support.
   Show/hide table

   Illustration 5	g00292717

5. Remove bolts (9) and trunnion (10).

Installation Procedure

Show/hide table

Illustration 6	g00292717

1. Apply Tooling (B) on the mating surface between trunnion (10) and the axle housing.

2. Install trunnion (10) and bolts (9). Tighten bolts (9) to a torque of 300 ± 40 N·m (221 ± 30 lb ft).
   Show/hide table

   Illustration 7	g00292716

   Show/hide table

   Illustration 8	g00296635

3. Use a suitable press and Tooling (A) to install sleeve bearing (8) in the rear trunnion support.

   Note: Install bearing with groove aligned with grease fitting port.

   Show/hide table

   Illustration 9	g00292718
   (3) Rear trunnion support. (7) Lip seal. (8) Sleeve bearing. (10) Trunnion.

   Note: The seal must be installed so that the sealing lip is facing toward the outside of the rear trunnion support, as shown.

   Show/hide table

   Illustration 10	g00296636

4. Use Tooling (A) to install lip seal (7) in the rear trunnion support.
   Show/hide table

   Illustration 11	g03717959

5. Fasten a suitable lifting device to rear trunnion support (3). Install the rear trunnion support on the trunnion. The weight of rear trunnion support (3) is approximately 54 kg (118 lb).

6. Apply Tooling (C) on the two thrust washers.
   Show/hide table

   Illustration 12	g03717962

7. Install thrust washer, plate (6), thrust washer (4), and bolts (5). Tighten bolts (5) to a torque of 190 ± 30 N·m (140 ± 22 lb ft).
   Show/hide table

   Illustration 13	g03717971

8. Install cover (2) and bolts (1) on rear trunnion support (3). Tighten bolts (1) to a torque of 120 ± 20 N·m (89 ± 15 lb ft).

End By:

1. Install the oscillating axle.