3508C, 3512C and 3516C Marine Engines Accessory Drive (Front) - Disassemble - Engine Oil Pump and Water Pump Caterpillar


Accessory Drive (Front) - Disassemble - Engine Oil Pump and Water Pump
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1.1. Disassembly Procedure

Disassembly Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1P-0520  Driver Group 

Start By:

  1. Remove the accessory drive for the engine oil pump and the water pump. Refer to Disassembly and Assembly, "Accessory Drive (Front) - Remove".


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




    Illustration 1g01132964

  1. Remove O-ring seal (3) from pump adapter assembly (2).

  2. Use Tooling (A) and a suitable press to remove sleeve bearing (1) from pump adapter assembly (2).


    Illustration 2g01132967

  3. Remove bolts (5).

  4. Remove thrust washers (6) from pump adapter assembly (4).

  5. Remove pump adapter assembly (4) from pump drive shaft (7).


    Illustration 3g01132971

  6. Remove bolts (8).

  7. Remove accessory drive gear (9) from pump drive shaft (7).

  8. If necessary, remove the socket setscrew from the end of pump drive shaft (7).


    Illustration 4g01132974

  9. Remove O-ring seal (11) and O-ring seal (12) from pump adapter assembly (4).

  10. Use Tooling (A) and a suitable press to remove sleeve bearing (10) from pump adapter assembly (4).

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