C175-16 and C175-20 Locomotive Engines Caterpillar

Removal Procedure

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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 coolant from the engine into a suitable container for storage or for disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".
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   Illustration 1	g01199582

2. Attach a suitable lifting device onto engine oil cooler (1). The weight of engine oil cooler (1) is approximately 145 kg (320 lb).
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   Illustration 2	g01199583

3. Remove bolts (3). Disconnect tube assembly (2). Remove bolts (5). Disconnect tube assembly (4).
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   Illustration 3	g01926428

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   Illustration 4	g01926429

4. Remove bolt (6) to disconnect clamp (7). Remove bolts (9). Disconnect tube assembly (12). Remove bolts (11). Disconnect tube assembly (10). Check coupling (8) for leaks.

   Note: Never tighten the bolts in coupling (8) to stop the leak. Drain tube assembly (12) and loosen the bolts on coupling (8). Do not remove coupling (8) but pry to disengage the teeth in coupling (8). Remove coupling (8) from the joint.

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   Illustration 5	g01926635

5. Remove bolts (13) from engine oil cooler (1). Repeat for the opposite side.
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   Illustration 6	g01199773

6. Lower engine oil cooler (1) to the ground.