COVER AS 2477798 - Caterpillar

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-7405 Eyebolt 1
B 1P-0520 Driver Group 1
Illustration 1 g02071033
Illustration 2 g00510092
Illustration 3 g02071093
Install bearing (16) in the bearing cage. Bearing (16) should make contact with the counterbore in the bearing cage. Install retaining ring (15) that holds bearing (16) in position.
Apply a light coat of the lubricant that is being sealed to lip seal (14). Use Tooling (B) in order to install lip seal (14) in the bearing cage. Install lip seal (14) until lip seal (14) makes contact with the counterbore in the bearing cage. The edge of lip seal (14) should be even with the surface of the brake.
Illustration 4 g00510091
Install brake shaft (13) from the bottom of the bearing cage, as shown.
Illustration 5 g00510087
Install hub (12), the O-ring seal, and retainer (11) over the brake shaft.
Illustration 6 g00510060
Install brake disc assemblies (10) and plates (9) in alternating order. Start with a brake disc assembly (10) and end with a brake disc assembly (10).
Install pressure plate (8). Install springs (7).
Illustration 7 g01026880
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.
Use two people to position brake housing assembly (6). The weight of brake housing (6) is approximately 25 kg (55 lb).
Install bolts (5) that hold brake housing assembly (6) in position on the pressure plate.
Apply the lubricant that is being sealed to piston (4), the O-ring seal, the backup ring, and the lip seal. Install the O-ring seal, the backup ring, and the lip seal in the bore of the brake housing assembly. Use Tooling (A) in order to install piston (4) in the bore of the brake housing assembly. Repeat for the remaining pistons.
Install spacers (3) on brake housing assembly (6).
Illustration 8 g00510031
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.
Install plate (2) and bolts (1) that hold the brake housing in position. Tighten bolts (1) to a torque of 140 14 N m (103 10 lb ft).End By:
Install the parking brake.