C32 Petroleum Engines Caterpillar

Removal Procedure

1. Drain the coolant from the cooling system into a suitable container for storage or disposal until the coolant is below the level of the water temperature regulator housing. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

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Illustration 1	g01186856

2. Remove bolts (2) from cover (1) .

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Illustration 2	g01186861

3. Remove cover (1). Remove O-ring seal (4) from cover (1). Remove water temperature regulators (5) from water temperature regulator housing (3) .

4. If necessary, remove the lip seals.

Installation Procedure

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NOTICE
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.

1. If necessary, use Tooling (A) to install the lip seals.

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Illustration 3	g01186861

2. Install water temperature regulators (5) in water temperature regulator housing (3) .

3. Install new O-ring seal (4) in cover (1) .

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Illustration 4	g01186856

4. Position cover (1) on housing (3).

5. Install bolts (2) .

6. Fill the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".