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ARM AS-LIFT 3236502 - Caterpillar

3236502 ARM AS-LIFT Caterpillar parts ARM
Alternative (cross code) number:
Caterpillar 3236502 ARM AS-LIFT

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Illustration 2 g06292737
Remove retaining ring (3) and sun gear (4).
Illustration 3 g06292753
Remove shaft (5).
Illustration 4 g06292827
Remove reaction plate (6).
Illustration 5 g06292761
Remove springs (7) and friction disc (8).
Illustration 6 g06292766
Personal injury can result from air pressure against the brake piston.The brake piston can come out of the differential housing assembly with force when applying air pressure.To prevent possible personal injury, the brake piston must be retained in the differential housing assembly when applying air pressure.
Retain brake piston (9). Apply shop air pressure to Fitting (Y). Use approximately 525 kPa (75 psi). Brake piston (9) will move out of the differential housing.
Illustration 7 g06292770
Remove seal (11) and seal assembly (10).
Repeat Step 1 through Step 8 for the remaining service brake.Installation Procedure
Illustration 8 g06292770Note: Lubricate all seals with the lubricant that is being sealed.
Install seal (11) and seal assembly (10). Seal assembly (10) consists of an L-shaped seal and a backup ring. Place the L-shaped seal so that the flat side is toward the differential. Position the backup ring away from the differential.
Illustration 9 g06292802
Install piston (9) in the intermediate housing assembly.
Illustration 10 g06292761Note: Lubricate friction disc (8) with the lubricant that is being sealed.
Install friction disc (8) and springs (7).
Illustration 11 g06292827
Install reaction plate (6).
Illustration 12 g06292753
Install shaft (5).
Illustration 13 g06292737
Install sun gear (4) and retaining ring (3).Note: The axle housing assemblies that are used in the front fixed axle and in the rear oscillating axle are similar. Therefore, both axle housing assemblies can be installed in the same manner.
Illustration 14 g00301040
Typical Example
Fasten Tooling (A) and a suitable lifting device to the rim of the axle shaft. The weight of axle housing assembly (2) is approximately 363 kg (800 lb).
Apply Tooling (C) on the mating surfaces of axle housing assembly (2) and the differential housing.
Use Tooling (A) and the suitable lifting device to install axle housing assembly (2). Install bolts (1) that hold axle housing assembly (2) to the differential housing. Tighten bolts (1) to a torque of 300 40 N m (220 30 lb ft).
Repeat Steps 1 through 9 for the remaining service brake.End By:
Install the fixed axle.
Install the oscillating axle.

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