POWER TRAIN AR 4695177 - Caterpillar

Disassembly Procedure
Start By:
Remove the engine oil cooler. Refer to Disassembly and Assembly, "Engine Oil Cooler - Remove". Note: Check the O-ring seals, the gaskets, and the seals for wear or for damage. Replace the components, if necessary.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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Remove the bolts from elbow (1). Remove elbow (1) and tube (2) from the engine oil cooler.
Remove tube (2) and the O-ring seals from elbow (1).
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Place an identification mark on bonnet (4) and on engine oil cooler core (3) for assembly purposes. Remove bonnet (4) from engine oil cooler core (3).
Illustration 3 g01004658
Remove the bolts and elbow (5) from the engine oil cooler bypass. Remove the O-ring seals from elbow (5).
Remove flange (8) and tube (7) from bonnet (6). Remove the O-ring seals from tube (7).
Illustration 4 g01004704
Personal injury can result from parts and/or covers under spring pressure.Spring force will be released when covers are removed.Be prepared to hold spring loaded covers as the bolts are loosened.
Remove bolts (13), cover (9), O-ring seal (10), spring (11), and bypass valve (12) from elbow (5).
Illustration 5 g01253217
Place an identification mark on bonnet (6) and on engine oil cooler core (3) for assembly purposes. Remove bonnet (6) and the gasket.
Remove drain plug (15) and the O-ring seal, if necessary.
Remove cover (14) and the O-ring seal, if necessary.