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SHIM 3C8257 - Caterpillar

3C8257 SHIM Caterpillar parts
Alternative (cross code) number:
Caterpillar 3C8257 SHIM
Weight: 4 pounds 2 kg.

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Disassembly Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1P-0510     Driver Group     1    Start By:
Remove the water pump. Refer to Disassembly and Assembly, "Water Pump - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01026865
Remove rear cover (1) and the gasket.
Illustration 2 g01026868
Use Tooling (A) and a suitable press in order to remove impeller (2) .
Illustration 3 g01182759
Use a suitable press to remove the shaft, the bearing, and pulley (4) as a unit from water pump housing (3) .
Use a suitable press to remove the shaft and the bearing from pulley (4) .
Use Tooling (A) and a suitable press to remove the seal from water pump housing (3) .

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