DRUM, BRAKE D138124 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7575 Link Bracket 3
B 169-0503 Installation Kit 1
1U-8849 Duo-Cone Seal Installer As 1 Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.
Illustration 1 g00929332
Use Tooling (B) to install Duo-Cone seal (12) in gear (9). Refer to Disassembly and Assembly, "Duo-Cone Conventional Seals - Install".
Illustration 2 g00929328
Use Tooling (B) to install Duo-Cone seal (11) in circle drive (8).
Illustration 3 g00993958
Attach Tooling (A) to circle drive (8). Attach a suitable lifting device to Tooling (A). The weight of circle drive (8) is approximately 127 kg (280 lb).
Install gear (9) and thrust washer (10) while you lower circle drive (8) into position.
Illustration 4 g00929323
Remove Tooling (A).
Install three bolts (7).
Install bolts (6). Tighten bolts (6) to a torque of 370 50 N m (273 37 lb ft).
Illustration 5 g00993957
Install nuts (5). Tighten nuts (5) to a torque of 430 60 N m (317 44 lb ft). Install O-ring seal (4).
Install washer (3), lock (1), and nut (2). Bend lock (1) on nut (2). Tighten nut (2) to a torque of 325 27 N m (240 20 lb ft). End By:
Separate the steering frame lock. Refer to Disassembly and Assembly, "Circle Drive - Remove".