C9 Petroleum Engines Caterpillar

Assembly Procedure

1. Ensure that all of the parts of the engine oil pump are thoroughly clean prior to assembly.

   Note: Lubricate all internal parts of the engine oil pump with clean engine oil.

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   Illustration 1	g01433243

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   Improper assembly of parts that are spring loaded can cause bodily injury. To prevent possible injury, follow the established assembly procedure and wear protective equipment.

2. Install oil pressure relief plunger (7) and spring (8) in oil pump body assembly (2). Install oil plug (9).
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   Illustration 2	g01433241

3. Install shaft assembly (6) in oil pump body assembly (2).

4. Install shaft assembly (3) in oil pump body (4).

5. Position oil pump body (4) on oil pump body assembly (2) and install bolts (5).
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   Illustration 3	g01433238

6. Use a suitable press in order to install drive gear (1) on the shaft assembly of oil pump body assembly (2) until drive gear (1) is flush with the end of the shaft assembly.

End By:

1. Install the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Install".