BEARING 3B7205 - Caterpillar

Disassembly Procedure (Type 3)
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-0510 Driver Gp 1
B - 1 inch by 4 inch steel plate 2
C 248-3311 Holding Fixture 1
D 476-2902 Spanner Wrench 1
E 8H-0663 Bearing Puller Gp 1 Start By:
Remove the water pump.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01036014
Remove plug (1) and plug (2) from bearing housing (3). Remove plug (6) from housing (5). Remove the O-ring seals from the plugs.
Remove water pump filter (4) from bearing housing (3).
Illustration 2 g01035264
Remove bolts (7) and washers. Remove bearing housing (3) from housing (5). Remove O-ring seal (8) from bearing housing (3).
Illustration 3 g01035285
Install Tooling (B) under impeller (9). Use a suitable press and Tooling (A) to remove the impeller.Note: Do not allow bearing housing (3) to fall to the floor when the impeller is removed from the pump shaft.
Illustration 4 g06095378
Remove socket head bolts (10). Remove retainer (11) and pump shaft (12) from bearing housing (3).
Illustration 5 g06095400
Install pump shaft (12) in Tooling (C). Loosen set screws (14). Use Tooling (D) to remove bearing locknut (15) from the pump shaft.Note: The splined end of the pump shaft is marked to indicate either RH threads or LH threads on the pump shaft.
Illustration 6 g06095401
Use Tooling (E) to remove bearing assembly (16) from pump shaft (12).
Illustration 7 g06095428
Remove seal assembly (13) and lip seal (17) from bearing housing (3).