MANIFOLD 8P8854 - Caterpillar

Start By:
Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
Lower the bucket or the blade to the ground.
Position Tooling (A) in front of the front tires and behind the front tires.
Improper blocking of the rear axle housing can cause personal injury.The rear axle housing is made to oscillate. During removal and installation of the rear tires and rims, the rear axle housing must be prevented from oscillating.Place wood blocks between the rear axle housing and the rear main frame to prevent oscillation of the rear axle housing.
Illustration 1 g00367854
Position a suitable block (2) between axle housing (3) and rear main frame (1) on both sides of the machine, as shown. This will prevent the rear axle housing from oscillating.
Illustration 2 g01444273
Position Tooling (B) under the rear loader frame, as shown. Make sure that Tooling (B) is positioned under the frame rails.
Use Tooling (B) in order to raise the rear of the machine until the tires are off the ground.
Lock Tooling (B) in position.
Illustration 3 g01444283
Remove bolts (4) and bolts (6). Remove handrail (8).
Remove four bolts (5) (not shown). Remove panel assembly (7).
Illustration 4 g01444298
Attach a suitable lifting device to tire and rim (9).
Remove bolts (10) from the rim. Note: Be careful not to damage the valve stem when you are removing tire and rim (9).
Use a suitable lifting device in order to carefully remove tire and rim (9). The combined weight of tire and rim (9) can be as much as 3856 kg (8500 lb).
Repeat Steps 7 through 11 for the other rear tire and rim (9). Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 155-3597 Wheel Chock 4
B 9U-7536 Lift Stand 2
4C-5809 Hydraulic Pump 1
C 4C-5591 Anti-Seize Compound 1 Note: Make sure that the mating surfaces of the rim assembly and of the rear final drive are clean before the tire and the rim are installed.
Illustration 5 g01444298
Attach a suitable lifting device to tire and rim (9).
Use the suitable lifting device in order to carefully install tire and rim (9). The combined weight of tire and rim (9) can be as much as 3856 kg (8500 lb). Note: Make sure that the valve stem is aligned with the notched portion of the final drive assembly.
Apply Tooling (C) to bolts (10). Install bolts (10) in the rim. Tighten bolts (10) to a torque of 1150 150 N m (850 110 lb ft).
Illustration 6 g01444283
Position panel assembly (7). Install four bolts (5) (not shown).
Position handrail (8). Install bolts (6) and bolts (4).
Repeat Steps 1 through 6 for the other rear tire and rim.
Illustration 7 g01444273
Lower the machine to the ground. Remove Tooling (B).
Remove Tooling (A) from the front tires.
Illustration 8 g00367854
Remove the suitable block (2) between axle housing (3) and rear main frame (1) from both sides of the machine. End By:
Separate the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".