HEAD AS 3575885 - Caterpillar

Note: Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.Note: Put identification marks on all hose assemblies and on all tube assemblies for installation purposes. Plug all hose assemblies and all tube assemblies. This helps to prevent fluid loss and this helps to prevent contaminants from entering the system.Note: The following procedure illustrates the removal of the right front suspension cylinder, wheel and brake. This procedure may also be used for removal of the opposite side.
Install suitable wheel chocks on rear wheels.
Illustration 1 g00410923
Typical example
Position Tooling (A) under the front of the frame assembly.
Remove the appropriate front tire and rim. Refer to Disassembly and Assembly, "Tire and Rim (Front) - Remove and Install".
Release all nitrogen pressure from the suspension cylinder. Refer to Testing and Adjusting, RENR2584, "Suspension Cylinder (Front) - Purge and Charge".
Illustration 2 g00686618
Position a suitable container under magnetic plug (1) . Remove the magnetic plug and the O-ring seal. Drain the oil from the front wheel. The approximate amount of oil in the front wheel is 60 L (16 US gal).
Illustration 3 g01016942
Remove bolt (2) in order to disconnect hose assembly (5) . Disconnect hose assembly (5) from the wheel.
Remove bolt (3) in order to disconnect hose assembly (4) . Disconnect hose assembly (4) from the wheel.Note: Properly support steering arm (6) in order to avoid damage to the components.Note: Do not use an impact wrench with Tooling (C) .
Use Tooling (C) in order to remove bolts (7) . Disconnect steering arm (6) .
Illustration 4 g01016958
Remove bolts (10) in order to disconnect hose assembly (8) .
Remove the O-ring seal and position hose assembly (8) out of the way.
Remove bolts (11) in order to disconnect hose assembly (9) .
Remove the O-ring seal and position hose assembly (9) out of the way.
Illustration 5 g01016978
Disconnect hose assembly (13) and remove breather (12) .
Illustration 6 g01016984
Remove bolts (14) in order to remove tube assembly (15) .
Remove the O-ring seals and tube assembly (15) .
Illustration 7 g01016986
Disconnect hose assembly (16) from the housing assembly.
Illustration 8 g01016987
Disconnect wire harness (18) from sensor (17) at the electrical connection.
Illustration 9 g01016989
Position Tooling (B) onto a suitable lift truck, as shown. Secure Tooling (B) to suspension cylinder, brake and front wheel (21) .
Remove bolts (19) . Discard the bolts.
Remove bolts (20) . Discard the bolts.
Illustration 10 g01016991
Remove the suspension cylinder, the brake and front wheel (21) as a unit from the frame assembly. The weight of suspension cylinder, brake and front wheel is approximately 8000 kg (17637 lb).
Illustration 11 g01016995
Remove key (22) from the frame assembly.