C15 and C18 On-Highway Engines Engine Oil Cooler - Remove and Install - C15 Caterpillar


Engine Oil Cooler - Remove and Install - C15
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1.1. Removal Procedure
2.1. Installation Procedure

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
207-1601  Rubber Lubricant 


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. Drain the engine coolant into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change" for the correct draining and filling procedures.


    Illustration 1g03520123

  2. Remove tube (1).


    Illustration 2g03520125

  3. Remove bolts (2), (3), (4), (5), and remove engine oil cooler assembly (6).


    Illustration 3g03520216

  4. Remove elbow (9) from oil cooler (11). Remove oil cooler (11) from adapter (7). Remove O-ring seals (8) and (10).

Installation Procedure

  1. Install engine oil cooler assembly (6) in the reverse order of removal.

    1. Use Tooling (A) to lubricate O-ring seals (8) and (10).

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