HOUSING & REGULATOR GP 7E6733 - Caterpillar

Removal Procedure
Start By:
Remove the front axle. See Disassembly and Assembly, "Drive and Steering Axle (Front) - Remove".
Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the attachments have been lowered, oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
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, NENG2500, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00784419
Remove oil plug (1) and drain oil into a suitable container.
Illustration 2 g00784423
Attach a suitable lifting device to the left axle housing (3). Remove the 15 bolts (2) and separate the axle housing (3) from the housing (4) .Note: The axle housing weighs 52 kg (115 lb).
Illustration 3 g00784426
Pull the differential (5) from the axle housing.
Illustration 4 g00784430
Remove the nut and washer (6) from the drive yoke. Remove the drive yoke (7) .
Illustration 5 g00784433
Use a soft hammer to drive out the pinion (8) .