C32 Marine Engines Caterpillar

Removal Procedure

Start By:

1. Remove the cylinder head.

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Illustration 1	g01015263

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Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force.

1. Install Tooling (A) and compress the valve springs. Remove valve spring keepers (2) from valve (1).

2. Carefully remove Tooling (A) from valve (1).

3. Remove valve rotator (3).

4. Remove outer valve spring (5) and inner valve spring (4) from valve (1).

5. Remove washer (6) and valve (1) from the valve guide.

6. Use Tooling (B) to check the valve springs (spring force). Refer to Specifications, "Cylinder Head Valves" for additional information on the valve springs.

7. Inspect the valves. Refer to Specifications, "Cylinder Head Valves" for additional information on the inlet and exhaust valves.

Installation Procedure

Note: A small amount of grease can be used to hold the retainer locks in position during installation.

1. Lubricate the valves with clean engine oil. Install the valves in the cylinder head.
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   Illustration 2	g01015263

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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 washer (6) on the valve guide.

3. Install inner valve spring (4) and outer valve spring (5) on valve (1).

4. Install valve rotator (3) on valve (1).

5. Use Tooling (A) to compress inner valve spring (4) and outer valve spring (5). Install valve spring keepers (2) on valve (1).
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   The valve spring keepers can be thrown from the valve when the valve spring compressor is released. Ensure that the valve spring keepers are properly installed on the valve stem. To help prevent personal injury, keep away from the front of the valve spring keepers and valve springs during the installation of the valves.

6. Carefully remove Tooling (A).

End By:

1. Install the cylinder head.