C9 Petroleum Engines Caterpillar

Installation Procedure

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Illustration 1	g01172401

1. Install shaft (9) onto engine oil pump (1). Use Tooling (A) and a suitable press in order to install bearing (10) into idler gear (11). Install the bearing so the distance between the hub bolt face of idler gear (11) and the bearing is 0.75 ± 0.25 mm (0.030 ± 0.010 inch). Position idler gear (11) on shaft (9). Install the washer and bolt (12).
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   Illustration 2	g01172397

2. Inspect the condition of the gasket. Replace the gasket, if necessary. Position the gasket and oil pickup tube (6). Install bolts (5).

3. Inspect the condition of the O-ring seal. Replace the O-ring seal, if necessary. Position the O-ring seal and outlet elbow (8). Install bolts (7).
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   Illustration 3	g01172390

   Note: Ensure that the mounting surfaces for the engine oil pump are thoroughly clean.

4. Inspect the condition of the O-ring seal. Replace the O-ring seal, if necessary. Install the O-ring seal that is located between the cylinder block and the outlet elbow. Position engine oil pump (1) on the cylinder block.

5. Install bolts (2).

6. Install bolt (3).

7. Install bolts (4).

End By:

1. Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".