986K Wheel Loader Engine Supplement Caterpillar


Primary Fuel Filter, Water Separator and Base - Remove and Install

Usage:

986K MH8

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
185-3630  Strap Wrench As 

------ WARNING! ------

Hot oil and components can cause personal injury.

Do not allow hot oil or components to contact the skin.

Be sure that the engine and components are cool enough to touch with your bare hand prior to performing any service work.



NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.

Dispose of all fluids according to local regulations and mandates.




    Illustration 1g06265851

  1. Open door (1).


    Illustration 2g06265852

  2. Open door (2).


    Illustration 3g06291562

  3. Disconnect harness assembly (4) from fuel filter (3).


    Illustration 4g06266954

  4. Use Tooling (A) to remove fuel filter (3). Refer to Operation and Maintenance Manual, "Fuel System Primary Filter - Replace" for the correct draining and removal procedure.


    Illustration 5g06265853

  5. Disconnect hose assemblies (5) and (6).


    Illustration 6g06266953

  6. Disconnect harness assemblies (7).


    Illustration 7g06266955

  7. Remove bolts (8) and filter base (9).

Installation Procedure

  1. Install fuel filter (3) and filter base (9) in the reverse order of removal.

    1. Before installation of fuel filter (3), lubricate all exposed sealing surfaces of fuel filter (3) with the lubricant that is being sealed.

    2. Tighten fuel filter (3) to a torque of 100 ± 5 N·m (74 ± 4 lb ft).

      Note: After installation, make sure that no gap exists between fuel filter (3) and filter base (9).

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