CAMSHAFT ASSEM. 4S7870 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-7484 Mobile Lifting Crane 1
B 1U-5197 Tool Cylinder 1
9U-6600 Hand Hydraulic Pump 1
6V-6178 Puller Plate 2
6V-6179 Bar 3
1D-4635 Bolt 8
C 0S-1571 Forcing Screw (1) 2
(1) 3/8 - 16 X 1.75 in.Start By:
Remove the hydraulic caliper service brakes.
Illustration 1 g00484361
Remove plug (1) and drain the oil from the wheel assembly into a suitable container for storage or disposal.
Remove bolts (2). Use Tooling (C) in order to remove cover (3).
Illustration 2 g00484362
Remove O-ring seal (4) from cover (3).
Illustration 3 g02234384
Use Tooling (A) and a suitable lifting device in order to support wheel assembly (5). The weight of wheel assembly (5) is approximately 193 kg (425 lb).
Remove bolts (6). Use Tooling (C) in order to remove retainer (7). Remove shims (8)
Illustration 4 g02234391
Remove bearing cone (9). Remove wheel assembly (5).
Illustration 5 g02234393
Remove Duo-Cone seal (10).
Remove bolts (11). Use two people in order to remove disc (12). The weight of disc (12) is approximately 37 kg (82 lb).
Illustration 6 g02234453
Remove bearing cup (13).
Illustration 7 g02234495
Remove bearing cup (14).
Illustration 8 g02236433
Remove bearing cone (15).
Remove Duo-Cone seal (16) from the seal retainer.
Illustration 9 g02236453
Remove seal retainer (17). Attach a suitable lifting device onto the steering arm. Remove bolts (18). Disconnect the steering arm from the axle. The weight of the steering arm and the attachment is approximately 73 kg (160 lb).
Illustration 10 g02236455
Remove O-ring seal (19) from seal retainer (17).