C12 Marine Engines Auxiliary Water Pump - Disassemble Caterpillar


Auxiliary Water Pump - Disassemble
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1.1. Disassembly Procedure

Disassembly Procedure

Start By:

  1. Remove the auxiliary water pump. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Remove".

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1P-0510  Driver Gp 
1P-1857  Retaining Ring Pliers 
1P-1855  Retaining Ring Pliers 
8H-0663  Bearing Puller Gp 
8S-6470  Forcing Screw 


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




    Illustration 1g01119793

  1. Remove elbow (1) and elbow (3).

  2. Remove cover (2).

  3. Remove gear (4) and bracket (5).


    Illustration 2g01119837

  4. Remove quad ring seal (7). Use Tooling (E) to remove impeller (6) from the shaft.


    Illustration 3g01119842

  5. Remove cam liner (9) and the pin from housing (8).

  6. Remove quad ring seal (10) and wear plate (11) from housing (8).

  7. Use Tooling (C) to remove retaining ring (12).

  8. Remove washer (13).


    Illustration 4g01119860

  9. Remove seal assembly (15) from shaft assembly (14).

    Note: Place a mark on the housing and the body assembly for correct alignment at assembly.



    Illustration 5g01119864

  10. Remove bolts (16). Separate housing (8) from body assembly (17).


    Illustration 6g01119867

  11. Use Tooling (A) to remove seal (18) from housing (8).


    Illustration 7g01119869

  12. Remove seal (19) from shaft assembly (14).


    Illustration 8g01119871

  13. Use Tooling (B) to remove retaining ring (20).

  14. Use a soft hammer to remove shaft assembly (14) from body assembly (17).


    Illustration 9g01119877


    Illustration 10g06435481

  15. Use Tooling (A) to remove seal (21) and washer (22) from body assembly (17).


    Illustration 11g06435493

  16. Use Tooling (D) and a suitable press to remove bearing (23) from shaft assembly (14).


    Illustration 12g06419912

  17. Use Tooling (C) to remove retaining ring (26) from shaft assembly (14).


    Illustration 13g06419909

  18. Remove spacer (25).


    Illustration 14g06419908

  19. Use Tooling (D) and a suitable press to remove bearing (24) from shaft assembly (14).

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