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TM 5-4320-304-14
TM 08922A-14/1
5-10. lNSPECT/REPLACE CYLINDER HEAD AND VALVE ASSEMBLY (Continued)
c.
d.
Loosen nut (2) using box wrench 618 306 00
and turn adjustment screw (1) clockwise until
rocker touches valve stem.
Turn adjustment screw (1) another half
turn and secure by tightening nut (2).
11 Check clearance of complete pushrod (1)
and pinion (2).
a. Use a feeler gage to check that clearance
(3) between socket of complete pushrod
(1) and pinion (2) is 0.039 inch (1.0 mm).
b. Check that clearance (4) is 0.039 inch
(1.0 mm).
c. Clearances can be adjusted by adjusting
complete pushrod (1) for clearance (3),
and adjusting rocker shaft for clearance
(4).
NOTE
During engine operation decom-
pression shaft must not move.
Assured clearances will prevent
movement.
5-33
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