TM 5-1940-277-34
CYLINDER HEAD ASSEMBLY INSPECTION AND REPAIR INSTRUCTIONS (Continued)
LOCATION
ITEM
ACTION
REMARKS
c.
Replace
cylinder head
if warped or
cracked.
6.
All other
Replace if worn
components:
or damaged.
spring seat (7),
spring retainer
(5), split
collets (4),
and valve stem
cap (3)
ASSEMBLE:
7.
Cylinder head
a.
Valve
Install to
Use valve guide
(1)
guide (9)
correct depth
installer. See
and protrusion
figure protru-
in head (see
sion for dimen-
figure).
sions.
b.
Valve
a.
Press into
Use valve seat
seat (10)
head.
installer.
Install with
chamfer (beveled)
edge away from
combustion
chamber.
b.
Cut seat
Use valve seat
(30°) to
grinding kit.
give maximum
valve protru-
sion 0.034
in. (0.86 mm)
above head.
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