ARMY TM 9-2805-258-14
AIR FORCE TO 38G2-89-21
NAVY NAVFAC P-8-614-14E
5-19. Intake and Exhaust Valves.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Equipment Condition
General Mechanics Tool Kit (Item 1, Appendix B)
Cylinder head removed (para. 5-17).
Compressor, Valve Spring (NSN 5130-00-096-6677)
(Item 4, Appendix B)
Materials/Parts
Rags, Wiping (Item 7, Appendix D)
Solvent, Drycleaning (Item 8, Appendix D)
N O T E
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), roto cap (3),
spring (1), valve (4), and seal (5).
W A R N I N G
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 100°F.-138°F. (38°C.-6O°C.).
(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 valve (4), seal (5), spring (1) and roto cap (3).
(2) Using valve spring compressor, compress valve spring (1) and install two retainers (2).
5 - 34
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