3512E Engines Caterpillar


Fuel Filter Housing - Remove and Install

Usage:

3512E BZ3

Removal Procedure


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.


  1. Remove the fuel filter. Refer to Operation and Maintenance Manual, "Fuel Filter - Change".


    Illustration 1g03780556

  2. Disconnect harness assemblies (2) and (6).

  3. Disconnect hose assemblies (3) and (5).

  4. Disconnect tube assembly (1). Disconnect fitting assembly (4).

  5. Using two people, remove bolts (8) and remove fuel filter housing (7). The weight of fuel filter housing (7) is approximately 23 kg (51 lb).


    Illustration 2g06086973

  6. Remove starting priority valve (9) and LPFS pressure regulating valve (10).

Installation Procedure

  1. Install fuel filter housing (7) in the reverse order of removal.

    1. Tighten LPFS pressure regulating valve (10) and starting priority valve (9) to a torque of 36 ± 3 N·m (27 ± 2 lb ft).

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