C3.3 and C4.4 Generator Sets Caterpillar

Removal Procedure

Start By:

1. Remove the engine. Refer to Disassembly and Assembly, "Engine - Remove".

1. Attach the engine to Tooling (A).

2. Remove the rocker shaft assembly and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove".

3. Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".

4. Turn the engine upside-down so the valve lifters are held in a position away from the camshaft.
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   Illustration 1	g01255264

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   NOTICE
   Do not damage the lobes or the bearings when the camshaft is removed or installed.

5. Carefully remove camshaft (1) from the cylinder block.

Installation Procedure

Note: Ensure that the camshaft is clean. Lubricate the camshaft with clean engine oil prior to installation.

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NOTICE
Do not damage the lobes or the bearings when the camshaft is removed or installed.

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Illustration 2	g01255264

1. Carefully install camshaft (1) in the cylinder block.

2. Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install".

3. Install the rocker shaft and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Install".

4. Remove the engine from Tooling (A).

End By:

1. Install the engine. Refer to Disassembly and Assembly, "Engine - Install".