SPACER 1P4078 - Caterpillar

Illustration 4 g00902209
Apply Tooling (G) on the threads of six bolts (10). Install six bolts (10) in the bottom of the swivel joint.
Install tee fitting (13) in the swivel joint. Tighten the tee fitting to a torque of 40 5 N m (30 4 lb ft). Make sure that the tee fitting is oriented correctly for the line connections.
Install tee fitting (15) in the swivel joint. Tighten the tee fitting to a torque of 80 7 N m (60 5 lb ft). Make sure that the tee fitting is oriented correctly for the line connections.
Remove the plugs from the hose assemblies and the tube assemblies. Check the condition of the O-ring seals. If any of the O-ring seals are damaged, use new parts for replacement.Note: Install tube assemblies (11). Install hose assemblies (12) and (16).
Connect the hose assemblies to tee fitting (15). Tighten the hose assemblies to a torque of 80 7 N m (60 5 lb ft).
Connect the two hose assemblies to tee fitting (13). Tighten the hose assemblies to a torque of 40 5 N m (30 4 lb ft).
Connect tubes (11) to the bottom of the swivel joint. Tighten bolts (10) to a torque of 80 7 N m (60 5 lb ft).
Illustration 5 g00902208
Install cover assembly (9) to the undercarriage frame with bolts (8) .
Illustration 6 g00900438
Remove Tooling (C) and (E) that is under the rear of the machine.
Illustration 7 g00902207
Install cover (7) and bolts (6) under the engine.
Illustration 8 g00900221
Remove Tooling (B) that is under the stick.
Illustration 9 g00900220
Remove Tooling (D) from the machine.
When the main hydraulic pump has been serviced or the hydraulic oil has been replaced, the air in the hydraulic system must be purged. Do not start the engine until the main hydraulic pump has been filled with oil.Operating the hydraulic pump without proper lubrication will damage the pump and other hydraulic components.
Fill the hydraulic oil tank with oil to the correct level. The capacity of the hydraulic oil tank is approximately 145 L (38 US gal). Refer to