Intake and Exhaust Valves.

ARMY TM 9-2805-259-14

AIR FORCE TO 38G2-89-54

NAVY NAVFAC P-8-615-14E

5-19. Intake and Exhaust Valves.

a. Removal

b. Installation

This task covers:

INITIAL SETUP

Equipment Condition

Tools

Cylinder head removed (para. 5-17).

General Mechanic's Tool Kit (Item 1, Appendix B)

Compressor, Valve Spring (NSN 5130-00-096-6677)

Materials/Parts

Rags, Wiping (Item 7, Appendix D)

Solvent, Drycleaning (Item 8, Appendix D)

NOTE

The following procedures are the same for both the intake and exhaust valves.

a. Removal. (figure 5-17)

(1) Using valve spring compressor, compress valve spring (1) and remove two retainers (2), rotor cap (3),

spring (1), valve (4), and seal (5).

WARNING

Drycleaning solvent PD-680 used to clean parts is potentially dangerous to personnel and

property. Avoid repeated and prolonged skin contact. Do not use near open flame or

excessive heat. Flash point of solvent is 100F.-138F. (38C.-60C.).

(2) Clean all items with drycleaning solvent and dry thoroughly.

(3) Inspect all items and replace all worn or otherwise damaged components. Refer to Table 5-2 for wear

limits.

b. Installation. (figure 5-17)

(1) Grind or seat valve (4) and install VaIve (4), seal (5), spring (1) and roto cap (3).

(2) Using valve spring compressor, compress valve spring (1) and install two retainers (2).