ARMY TM 9-2805-262-14
AIR FORCE TO 38G2-90-1
NAVY NAVFAC P-8-613-14E
5-10. Intake and Exhaust Valves.
This task covers:
General Mechanics Tool Kit (Item 1, Appendix B)
Cylinder head removed (para. 5-7).
Compressor, Valve Spring (NSN 5130-00-096-6677)
(Item 3, Appendix B)
Rags, Wiping (Item 7, Appendix D)
Solvent, Drycleaning (Item 8, Appendix D)
a. Removal. (figure 5-7)
(1) Remove rocker clip (1) and remove rocker shaft (2) and rocker (3).
(2) Using suitable valve spring compressor, compress valve spring (4), and remove two retainers (5), valve
(6), roto cap (7), and valve spring (4).
(3) Repeat step 2 for remaining valve,
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-60°C).
Clean all items in drycleaning solvent, and dry thoroughly.
Inspect all items for excessive wear, and replace all items that are worn or otherwise damaged. Refer to
table 5-2 for wear limits.
Installation. (figure 5-7)
Reseat valves in cylinder head to ensure proper seal. Regrind valves as necessary. Refer to table 5-2).
Install valve (6), valve spring (4) and roto cap (7).
Using suitable valve spring compressor, compress valve spring (4) and install two retainers (5).
Position rocker (3) in cylinder head (8).