ENGINE AR 4W0860 - Caterpillar

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-2321 Combination Puller 1
B 1P-0510 Driver Group 1
Illustration 1 g01103246
Use Tooling (B) to install sleeve bearings (4) in pump body (3). The bearing joint should be 30 15 degrees from the center line of the two bearing bores. Install the sleeve bearings so the sleeve bearings are even with the outside of the pump body.
Illustration 2 g01101732
Use Tooling (B) to install sleeve bearings (11) in cover (10). The bearing joint should be 30 15 degrees from the center line of the two bearing bores. Install the sleeve bearings so the sleeve bearings are even with the outside of the cover.
Illustration 3 g01101672
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Lubricate idler gear (12) and drive gear (13) with clean engine oil. Lubricate sleeve bearings (4) with clean engine oil.
Install idler gear (12) and drive gear (13) in pump body (3).
Lubricate sleeve bearings (11) with clean engine oil.
Install cover (10) and bolts (9).Note: The engine oil pump must turn freely after assembly. Turn the engine oil pump by hand. Reposition cover (10) if the engine oil pump does not turn freely.
Install relief plunger (7), spring (6), retainer (5), and bolts (8).
Install the woodruff key on the shaft of the engine oil pump.
Illustration 4 g06302676
Install drive gear (1) on the shaft of engine oil pump (2) and install the bolt. Tighten the bolt that holds drive gear (1) to engine oil pump (2) to a torque of 55 10 N m (41 7 lb ft).End By:
Install the engine oil pump.