3406E On-Highway Engine Caterpillar

Installation Procedure (Type 1)

Note: Check the condition of the gaskets and the O-ring seals. If the gaskets or the O-ring seals are worn or damaged, use new parts for replacement.

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Illustration 1	g00499380

1. Install O-ring seal (6) on the water pump.
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   Illustration 2	g00569688

2. Position the water pump and install bolts (5).
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   Illustration 3	g00569536

3. Install the O-ring seal between cover (4) and the water pump. Install cover (4) and bolts (3).

4. Install the O-ring seal and the gasket on elbow assembly (2). Lubricate the bore for the O-ring seal lightly with glycerin.

5. Install elbow assembly (2) and bolts (1).

End By:

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

Installation Procedure (Type 2)

Note: Check the condition of the gaskets and the O-ring seals. If the gaskets or the O-ring seals are worn or damaged, use new parts for replacement.

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Illustration 4	g00499380

1. Install O-ring seal (6) on the water pump.
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   Illustration 5	g01040996

2. Position the water pump and install bolts (11).
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   Illustration 6	g01040993

3. Install the O-ring seal between water pump cover (8) and water pump (10).

4. Install water pump cover (8) and bolts (9).

5. Tighten hose clamp (7).

6. Install the alternator bracket and the alternator, if these items were previously removed.

End By:

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