C7 Engines for Caterpillar Built Machines Inlet and Exhaust Valve Guides - Remove and Install Caterpillar

Removal Procedure

Start By:

1. Remove the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".

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Illustration 1	g01124395

1. Use Tooling (A) to remove the inlet valve guides from the cylinder head assembly. Use Tooling (B) to remove the exhaust valve guides from the cylinder head assembly.

Installation Procedure

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Illustration 2	g01124397

Note: Position the valve guides and tap on the top of the valve guides in order to start the valve guides into the cylinder head assembly.

1. Use Tooling (A) and Tooling (C) to install inlet valve guides (1) . Install inlet valve guides (1) until the protrusion is 23.0 ± 0.50 mm (0.90 ± 0.020 inch) above the cylinder head assembly.

2. Use Tooling (B) and Tooling (D) to install the exhaust valve guides. Install the exhaust valve guides until the protrusion is 24.05 ± 0.5 mm (1.0 ± 0.02 inch) above the cylinder head assembly.

End By: Install the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".