COVER 1726240 - Caterpillar

Disassembly Procedure
Table 1
Required Tooling
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 248-3310 Spanner Wrench 1
E 8H-0663 Bearing Puller Gp 1
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Start By:
Remove water pump.
Illustration 1 g06141751
Remove plug (1), water pump filter (2), plug (3), and plug (4).
Illustration 2 g06141761
Remove bolts (5), pump housing (7), and O-ring seal (6).
Illustration 3 g06036895
Install Tooling (B) under impeller (8). Use a suitable press and Tooling (A) to remove the impeller.Note: Do not allow bearing housing (9) to fall the floor when the impeller is removed from the pump shaft.
Illustration 4 g06141806
Remove bolts (10) and retainer (11). Press pump shaft (12) from bearing housing (9) by applying pressure on the shaft from the impeller end..Note: Ceramic seal (13) will be removed from the shaft assembly when the pump shaft is removed from the bearing housing.
Illustration 5 g06036957
Install pump shaft (12) in Tooling (C). Loosen set screws (14). Use Tooling (D) to remove bearing locknut (16) 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 g06036991
Use Tooling (E) to remove bearing assembly (16) from pump shaft (12).
Illustration 7 g06037006
Remove ceramic seal (13).