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 TM 55-1905-219-14-6
3-165.2. EXHAUST VALVE - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
INSTALLATION - CYLINDER HEAD OFF ENGINE (Cont)
d. Cylinder
Heat.
Immerse the
head
cylinder head
for at least
30 minutes in
water heated to
180 to 200
F
(82 to 93 ).
C
e. Cylinder
Rest the cylinder head,
head,
bottom side up, on a
and
workbench and locate
valve
the insert squarely
seat
in the counterbore,
insert
seating face up.
Install the insert in
the cylinder head
while the head is
still hot and insert
it at room temperature.
Otherwise, installation
will be difficult and
the parts may be damaged.
f.
Valve
Drive insert in place
Use tool J6568.
seat
until it sets solidly
insert
in cylinder head.
(12)
3-2821
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