TM 5-1940-277-34
CYLINDER HEAD ASSEMBLY - VALVE SPRING REPLACEMENT INSTRUCTIONS (Continued)
LOCATION
ITEM
ACTION
REMARKS
NOTE
Piston at which valve spring is to be replaced must be at top dead center (refer to Timing
Procedures, TM 5-1940-277-20).
REMOVAL:
1.
Cylinder head
a.
Valve
Compress
Use valve spring
assembly (6)
spring (2)
lifter (1).
b.
Valve stem
Remove.
cap (3)
c.
Split
Extract.
collets (4)
d.
Valve
Release
spring (2)
compression.
e.
Spring
Remove.
retainer (5)
f.
Valve
Remove.
spring (2)
INSTALLATION:
2.
Cylinder head
a.
New valve
Place over stem
assembly (6)
spring (2)
and oil seal (7).
b.
Spring
Place on spring.
retainer (5)
c.
Valve
Compress.
Use valve spring
spring (2)
lifter (1).
2-303
