STARTING MOTOR GP-ELECTRIC 4789866 - Caterpillar

Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-2321 Combination Puller 1
B 1P-0510 Driver Group 1 Start By:
Remove the engine oil pump.
Illustration 1 g01001918
Remove the bolt that holds drive gear (1) to the shaft of engine oil pump (2).
Use Tooling (A) to remove drive gear (1).
Remove the woodruff key from the shaft.
Illustration 2 g01101672
Personal injury can result from parts and/or covers under spring pressure.Spring force will be released when covers are removed.Be prepared to hold spring loaded covers as the bolts are loosened.
Remove bolts (8).
Remove retainer (5), spring (6), and relief plunger (7) from pump body (3).
Remove bolts (9) and cover (10).
Remove idler gear (12) and drive gear (13) from pump body (3).
Use Tooling (B) to remove sleeve bearings (4) from pump body (3).
Use Tooling (B) to remove sleeve bearings (11) from cover (10).