C3.3 Industrial Engine Caterpillar

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Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact the skin.

Illustration 1	g01238883
Typical example of an engine oil cooler (1) Oil cooler base (2) Oil cooler body

Perform the following procedure in order to inspect the engine oil cooler:

1. Place a container under the oil cooler in order to collect any engine oil or coolant that drains from the oil cooler.

2. Refer to Disassembly and Assembly, "Engine Oil Cooler - Remove" for removal of the engine oil cooler.

3. Thoroughly clean the flange face of the oil cooler base (1), oil cooler body (2) and the cylinder block.

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Personal injury can result from air pressure. Personal injury can result without following proper procedure. When using pressure air, wear a protective face shield and protective clothing. Maximum air pressure at the nozzle must be less than 205 kPa (30 psi) for cleaning purposes.

4. Inspect the oil cooler body (2) for cracks and dents. Replace the oil cooler body if cracks or dents exist.

5. If necessary, clean the outside and clean the inside of the oil cooler base and the oil cooler body. Use a solvent that is not corrosive on copper. Ensure that no restrictions for the flow of lubricating oil exist in the oil cooler base (1) and oil cooler body (2) .

6. Refer to Disassembly and Assembly, "Engine Oil Cooler - Install" for installation of the engine oil cooler.

7. Ensure that the cooling system of the engine is filled to the correct level. Refer to Operation and Maintenance Manual, "Refill Capacities".

8. Operate the engine. Check for oil or coolant leakage.