CAP A 0642450 - Caterpillar

Illustration 6 g00878248
Remove O-ring seal (16) from the brake piston. Remove backup ring (15) from the brake piston.
Remove O-ring seal (17) from the brake piston. Remove backup ring (18) from the brake piston.
Illustration 7 g00510356
Remove piston guide (19), five friction plates (20) and the four steel plates from the body of the travel motor.
Illustration 8 g00510359
Remove O-ring seal (21) from the piston guide. Remove backup ring (22) from the piston guide.
Illustration 9 g00510365
Note: Do not allow the components of barrel assembly (23) to come apart during the removal from the travel motor. All of the components in the barrel assembly must be reinstalled in the component's original location.
Use two large screwdrivers, as shown. Slowly remove barrel assembly (23) from the body of the travel motor. Do not allow the components to fall apart.
Illustration 10 g00878253
Note: Shoe retainer (24) and piston shoe assemblies (25) are nonserviceable separately. Prior to the removal of the shoe retainer and the piston shoe assemblies from barrel (26), put identification marks on piston shoe assemblies (25) for assembly purposes. Identification marks are used to identify the piston shoe assembly's location in shoe retainer (24) and barrel (26). The piston shoe assemblies must be reinstalled in the piston shoe assembly's original bores in the shoe retainer and the barrel.
Remove shoe retainer (24) and piston shoe assemblies (25) from barrel (26). Separate the piston shoe assemblies from the shoe retainer.
Illustration 11 g00510504
Remove guide (27), spacer (28), and springs (29) from the barrel.
Illustration 12 g00510547
Remove cam plate (30) from the body of the travel motor.
Illustration 13 g00510550
Remove two keys (31) and the two locating pins (not shown) from the body of the travel motor.
Illustration 14 g00510551
Remove O-ring seal (33) from the body of the travel motor.
Use a soft faced hammer to remove shaft assembly (34) from the body of the travel motor. Remove the shaft assembly in the direction that is indicated by the arrow. Refer to Illustration 14.
Illustration 15 g00510595
Remove retaining rings (35) from each side of bearing (36). Push shaft (34) out of bearing (36) with a press.
Illustration 16 g00510598
Remove inner race (37) from shaft (34) .
Illustration 17 g00510599
Remove lip seal (38) from the body of the travel motor.
Illustration 18 g00510605
Remove two stoppers (39) and the two pistons from the body of the travel motor.