TM 5-3825-230-14&P
5-13.
CYLINDER HEAD ASSEMBLY REPLACEMENT/REPAIR (CONT).
CAUTION
Do not remove cylinder head while it
is hot. Damage to cylinder head may
occur.
NOTE
Procedure is the same for both
cylinder heads.
a.
Removal
(1)
Remove four pushrods (1) from crankcase
(2).
(2)
Remove four nuts (3), washers (4), and
cylinder head (5) using a ratchet and 17
mm socket.
WARNING
Spring is under extreme pressure
when
compressed.
Wear
eye
protection to avoid injury.
(3)
Remove oil tube (6), gasket (7), spacer
(8), spring (9), pushrod tube (10), and
gasket (11) from crankcase (2).
NOTE
Measure and record thickness of
head gasket after removal.
(4)
Remove head gasket (12).
b.
Disassembly.
NOTE
Matchmark position of long nut on
each cylinder head.
(1)
Remove studs (13, 14 and 15), if
required.
(2)
Refer to para 5-24 and remove valves if
required.
5-24