3406E TRUCK ENGINE Caterpillar

Start By:

a. remove cylinder head

b. remove valves

Typical Example

1. Use Tooling (A) to remove the valve seat inserts from the cylinder head.

2. Clean and remove any burrs from the valve seat bores.

NOTE: Refer to Special Instruction, SEHS9564, "Cylinder Heads-Critical Factors For Reconditioning" for additional information.

NOTE: The following steps are for the installation of the valve seat inserts.

Typical Example

3. Lower the temperature of the new valve seat inserts to -40° C (-40° F). Use Tooling (B), and install new valve seat inserts (1) into the cylinder head. Refer to the Specifications for additional information.

End By:

a. install valves

b. install cylinder head