STARTING MOTOR GP-ELECTRIC 3922020 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7573 Link Bracket 1
B 2P-8312 External Retaining Ring Pliers 1
C 5P-7373 Axle Installer 1 Start By:
Install the wheel chocks. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install" for the Machine System.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, PERJ1017, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Drain the oil from the axle housing assembly into a suitable container. The capacity of the axle housing assembly is 222 L (59 US gal). Refer to the Operation and Maintenance Manual, "Differential and Final Drive Oil - Change" for the correct procedure.
Drain the oil from the final drives into a suitable container. The capacity of one final drive is 42 L (11 US gal). Refer to the Operation and Maintenance Manual, "Differential and Final Drive Oil - Change" for the correct procedure. Note: It is not necessary to remove the rear tire and rim in order to remove the axle shaft.
Illustration 1 g00703103
Attach Tool (A) to cover (1). Position a suitable lifting device on Tool (A). Secure the suitable lifting device to a hoist.
Remove nine full nuts (2), the hard washers and cover (1) from the planetary carrier.
Illustration 2 g00699823
Use two 1/2 inch - 13 NC forcing screws (3) to remove cover (1) from the planetary carrier. Remove O-ring seal (4) from cover (1). The weight of cover (1) is 39 kg (85 lb).
Illustration 3 g00713373
Use Tool (B) (not shown) in order to remove retaining ring (6). Remove sun gear (5) and the thrust washer from axle shaft (7). Use Tool (C) (not shown) to remove axle shaft (7) from the wheel assembly.