3406E On-Highway Engine Caterpillar


Engine Oil Cooler - Disassemble

Usage:

3406E 1MM

Disassembly Procedure

Start By:

  1. Remove the engine oil cooler. Refer to Disassembly and Assembly, "Engine Oil Cooler - Remove".


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, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.




    Illustration 1g00619597

    Note: Put identification marks on the oil cooler, the oil cooler bonnet, and the elbow for the oil cooler for proper alignment during assembly.

  1. Separate oil cooler bonnet (1) and elbow (3) from oil cooler (2).


    Illustration 2g00619616

  2. Remove O-ring seal (4) from oil cooler bonnet (1).


    Illustration 3g00619807

  3. Remove adapter (5) from elbow (3). Remove O-ring seals (6) from adapter (5).


    Illustration 4g00619745

  4. Clean tubes (7) for the oil cooler core with a 3.81 mm (0.150 inch) rod.

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