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TM 9-2320-364-34-2
3-70
3-7. CYLINDER HEAD ASSEMBLY REPLACEMENT (CONT).
Use extreme care when installing springs. Springs are under tension and can act as projectiles
when released suddenly. Ensure proper eye protection is worn to prevent injury to personnel.
(9)
Install valve spring (42) and spring cap (43)
in cylinder head (3).
(10)
Install valve spring compressor on cylinder
head (3).
Compress spring only enough to
permit installation of two-piece
valve lock. If spring is
compressed further than needed,
damage may result to valve guide
oil seal.
(11)
Compress valve spring (42) on spring
cap (43).
(12)
Install two-piece valve lock (41) on spring
cap (43) and stem of valve (44).
Use extreme care when releasing
springs. Springs are under
tension and can act as projectiles
when released suddenly. Ensure
proper eye protection is worn to
prevent injury to personnel.
(13)
Release pressure on valve spring (42) and
remove valve spring compressor from
cylinder head (3).
(14)
Tap end of valve (44) stem with soft faced
hammer to properly seat two-piece valve
lock (41).
(15)
Remove tape from bottom of cylinder
head (3).
(16)
Repeat Steps (6) through (15) for each
valve being installed.
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