3512E Engines Caterpillar


Fuel Transfer Pump - 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.


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

Personal injury or death may result from failure to adhere to the following procedures.

Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire.

Clean up all leaked or spilled fuel. Do not smoke while working on the fuel system.

Turn the disconnect switch OFF or disconnect the battery when changing fuel filters.




    Illustration 1g06068006

  1. Disconnect harness assembly (1) and hose assemblies (2) and (3).


    Illustration 2g06200948

  2. Disconnect customer connection hose assembly (5) (not shown) and customer connection hose assembly (6) (not shown). Remove cross adapter (4).


    Illustration 3g06200958

  3. Remove bolts (8), bolts (9), and bracket (7).

  4. Remove fuel transfer pump relief valve (10).

  5. Remove bolts (12) and fuel transfer pump (11).

Installation Procedure

  1. Install fuel transfer pump (11) in the reverse order of removal.

    1. Tighten fuel transfer pump relief valve (10) to a torque of 36 ± 3 N·m (27 ± 2 lb ft).
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