320D2 FM Forestry Machine Engine Supplement Caterpillar

Removal Procedure

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Personal injury can result from hot coolant, steam and alkali. At operating temperature, engine coolant is hot and under pressure. The radiator and all lines to heaters or the engine contain hot coolant or steam. Any contact can cause severe burns. Remove cooling system pressure cap slowly to relieve pressure only when engine is stopped and cooling system pressure cap is cool enough to touch with your bare hand. Do not attempt to tighten hose connections when the coolant is hot, the hose can come off causing burns. Cooling System Coolant Additive contains alkali. Avoid contact with skin and eyes.

1. Drain the coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" for the correct draining and filling procedures.

2. Open the hood.
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   Illustration 1	g06209643

3. Disconnect hoses (1).
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   Illustration 2	g06209652

4. Loosen clamp (4) and disconnect hose (5).

5. Remove nine bolts (2), water pump (3), and the gasket.

Installation Procedure

1. Install water pump (3) in the reverse order of removal.
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   Illustration 3	g03413499

   1. Tighten bolts (2) in the sequence shown to a torque of 22 N·m (195 lb in).