793F Series AC Off-Highway Truck Engine Supplement Caterpillar


Thermostatic Valve - Disassemble

Usage:

793F AC EMD

Disassembly Procedure

Start By:

  1. Remove the thermostatic valve.


    Illustration 1g03496477

  1. Remove harness assembly (1) and clip (2)


    Illustration 2g03496517

  2. Remove bolts (3), temperature module (4), and isolation mounts (5).


    Illustration 3g03496538

  3. Remove screws (6), bolts (7), and cover (8).


    Illustration 4g03496564

  4. Remove seal (9). Remove bolts (10) and motor (11).


    Illustration 5g03496684

  5. Remove bolts (12) and motor housing (13).


    Illustration 6g03496696

  6. Remove bolts (14) and piston housing (15).


    Illustration 7g03496699

  7. Remove O-ring seal (16) and reaction dowel (17).


    Illustration 8g03496702

  8. Use a suitable press to remove adapter assembly (18).

    Note: Note the orientation of the adapter assembly (18) for installation purposes.



    Illustration 9g03496705

  9. Remove piston assembly (19).

    Note: Note the orientation of piston assembly (19) on the shaft.



    Illustration 10g03496707

  10. Remove gasket (20). Remove bolts (21) and motor mount assembly (22).


    Illustration 11g03496710

  11. Remove O-ring seal (23).

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