INSTALLER-AXLE 4C8154 - Caterpillar

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide", for tools and supplies suitable to collect and contain fluids in Caterpillar machines.Dispose of fluids according to local regulations and mandates.
Put identification marks on all lines, on all hoses, on all wires and on all tubes for installation purposes. Plug all lines, all hoses and all tubes. This will help prevent fluid loss and this will help to prevent contaminants from entering the system. 1. Remove the three bolts and the washers that hold cover (1) to the operator's station door. Remove the cover. 2. Remove the four bolts and the washers that hold cover (2) to the operator's station door. Remove the cover. 3. Disconnect hose assemblies (3) and (5) from steering pilot control valve (4). 4. Disconnect electrical connector (6).5. Disconnect hose assemblies (7) and (8) from the steering pilot control valve. 6. Remove three bolts (9), the nuts and the washers that hold steering pilot control valve (4) to the operator's station door. Remove the steering pilot control valve. 7. Remove two bolts (10) and cover (11). 8. Remove two bolts (13) and cover (12) from the other side of the steering pilot control valve. 9. Remove four bolts (14) and hand control (15). 10. Loosen two socket head screws (19). Remove nut (18) and bracket (17).11. Remove four fittings (16) from the valve body. Remove the O-ring seals from the fittings.