966H and 972H Wheel Loaders Machine Systems Lubrication Pump (Automatic) - Assemble Caterpillar


Lubrication Pump (Automatic) - Assemble
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1.1. Assembly Procedure

Assembly Procedure

Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.



    Illustration 1g01943715

  1. Assemble the valve and the coil of valve (16) together before securing the parts with ring (17).


    Illustration 2g01943717

  2. Install valve (16) onto pump assembly (14).


    Illustration 3g01943720


    Illustration 4g01943721

  3. Install O-ring seal (15) to pump assembly (14) before installing the pump assembly into base (5). Connect the harness assembly for the pump assembly to the base.


    Illustration 5g01943723

  4. Install gasket (13) into cover (12).


    Illustration 6g01943725

  5. Install cover (12) onto base (5).


    Illustration 7g01943730

  6. Install harness assembly (11) into base (5).


    Illustration 8g01943732

  7. Install grid (10) into base (5) before installing mixing gear (9).


    Illustration 9g01943733

  8. Install bridge (8) into base (5).


    Illustration 10g01943735


    Illustration 11g01943736

  9. Install plate (7) and the spring.

  10. Use a suitable dowel to install guide pin (6) and the washer into base (5).

    Note: Do not use any tools to grip on the outside of the guide pin.



    Illustration 12g01943819

  11. Install lubrication tank (4) onto base (5).


    Illustration 13g01943824

  12. Install the seal into cover (1). Turn over the lubrication pump and install the lubrication pump onto the cover.


    Illustration 14g01943826

  13. Carefully turn over the lubrication pump and install the O-ring seal. Secure cover (1) in place with nut (3).


    Illustration 15g01943827

  14. Install plug (2) into cover (1).

  15. Install the lubrication pump onto the machine.

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