C6.6 Industrial Engine Crankshaft Gear - Remove and Install Caterpillar

Removal Procedure

Start By:

1. Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" for the correct procedure.

2. Remove the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Remove" for the correct procedure.

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Illustration 1	g02048917

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Illustration 2	g02049073

1. Use Tooling (A) in order to remove crankshaft gear (4) from crankshaft (2).

2. If necessary, remove key (1) and remove friction shim (3) from crankshaft (2).

   Note: Do not remove the key from the crankshaft unless the key is damaged.

Installation Procedure

1. Ensure that all components are clean and free from wear and damage. If necessary, replace any components that are worn or damaged.
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   Illustration 3	g02052055

2. If necessary, install a new friction shim (3) to crankshaft (2).

3. If necessary, install a new key (1) to crankshaft (2).
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   Hot parts or hot components can cause burns or personal injury. Do not allow hot parts or components to contact your skin. Use protective clothing or protective equipment to protect your skin.

4. Heat crankshaft gear (4) in an oven to 150° ± 50°C (302° ± 90°F). Align the keyway on crankshaft gear (4) with key (1) in the crankshaft. Install crankshaft gear (4) to crankshaft (2). Ensure that shoulder (5) of crankshaft gear (4) is toward the front of the engine.

End By:

1. Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.

2. Install the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Install" for the correct procedure.