C9.3 Engines for Caterpillar Built Machines Fuel Manifold - Remove and Install - Return Caterpillar


Fuel Manifold - Remove and Install - Return
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1.1. Removal Procedure
2.1. Installation Procedure

Removal Procedure

Start By:

  1. Remove the exhaust sensor lines.

  2. Remove the exhaust gas valve.


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.



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 1g01927253
    The control manifold is located above the engine control module.

  1. Remove bolt (1) and disconnect tube assembly (4).

  2. Remove both tube assemblies (2) and (3).

  3. Disconnect tube assembly (5).


    Illustration 2g01927327

  4. Remove bolts (6) and remove fuel manifold (7).


    Illustration 3g01927577

  5. Remove check valve (8) and remove check valve (9).


    Illustration 4g01927606

  6. Remove O-ring Seals (10) and (11). Remove backup ring (11) from check valve (8).

Installation Procedure

  1. Install the fuel manifold in the reverse order.

    1. Tighten check valve (8) to a torque of 28 ± 3 N·m (21 ± 2 lb ft).

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