KIT-COVER 3736993 - Caterpillar

Illustration 34 g01448236
Attach a suitable lifting device to pinion gear assemblies (41). Carefully remove pinion gear assemblies (41) from differential case (38). The weight of pinion gear assemblies (41) is approximately 55 kg (120 lb).
Illustration 35 g01448246
Remove gear (42) from differential case (38).
Illustration 36 g01448251
Illustration 37 g01448252
Remove screws (43) and thrust washers (44) from differential cases (37) and (38).
Illustration 38 g01448259
Remove four pinion gear assemblies (41) from spider (45). Note: Steps 43 through 55 are for the disassembly of pinion gear assemblies (41).
Illustration 39 g01448266
Illustration 40 g01448267
Clamp Tooling (F) in a suitable vise.
Position pinion gear assembly (41) on Tooling (F). Align the groove of pinion gear assembly (41) with Dowel (X) of Tooling (F).
Illustration 41 g01448270
Install Nut (Y) that is part of Tooling (F) in order to hold the pinion gear assembly in position.
Illustration 42 g01448275
Use a suitable hammer and a suitable punch in order to straighten the tab on lock (46).
Illustration 43 g01448387
Use Tooling (G) in order to remove nut (47).
Illustration 44 g01448388
Remove lock (46).
Illustration 45 g01448389
Remove bearing cone (48). Bearing cone (48) is a slip fit to the retainer.
Illustration 46 g01448390
Remove pinion gear (49) from the retainer.
Illustration 47 g01448391
Remove bearing cups (50) and (51) from pinion gear (49). Bearing cups (50) and (51) are a press fit to pinion gear (49).
Illustration 48 g01448392
Remove bearing spacer (52) from retainer (53).
Illustration 49 g01448394
Remove bearing cone (54) from retainer (53).
Remove retainer (53) from Tooling (F).
Repeat Steps 43 through 54 for the three remaining pinion gear assemblies.