Inlet and Exhaust Valve Guides - Remove and Install

TM 9-2320-312-24-2

Truck Engine

Disassembly and Assembly Section

i01745661

Inlet and Exhaust Valve Guides

- Remove and Install

SMCS Code: 1104-010

Removal Procedure

Table 14

Required Tools

Part

Tool

Part Description

Qty

Number

g00617268

Illustration 79

1U-7793

Valve Guide Driver

9U-6895

Valve Guide Driver

1. Lubricate valve (2) with clean engine oil. Install

valve (2) in the cylinder head assembly. Install

new valve seal (1) against the valve guide.

Start By:

2. Place the following items on the valve stem:

a. Remove the inlet and exhaust valves. Refer to

washer (3), valve spring (4), and spring retainer

Disassembly and Assembly, "Inlet and Exhaust

(5).

Valves - Remove and Install".

NOTICE

Keep all parts clean from contaminants.

The valve keepers can be thrown from the valve

Contaminants may cause rapid wear and shortened

when the valve spring compressor is released. En-

component life.

sure that the valve keepers are properly installed

on the valve stem. To help prevent personal injury,

keep away from the front of the valve keepers and

valve springs during the installation of the valves.

Note: A small amount of grease can be used to hold

the retainer locks in position during installation.

3. Use Tooling (A) to compress valve spring (4).

Install retainer lock (6).

4. Repeat Steps 1 through 3 in order to install the

remaining inlet valves and exhaust valves.

End By:

g00615075

Illustration 80

a. Install the cylinder head assembly. Refer to

Disassembly and Assembly, "Cylinder Head -

1. Use Tooling (A) to remove the inlet valve guides

Install".

from the cylinder head assembly. Use Tooling

(B) to remove the exhaust valve guides from the

cylinder head assembly.