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 TM 5-2410-237-23
CYLINDER HEAD INLET AND EXHAUST VALVES REPLACEMENT - CONTINUED
0245 01
INSTALLATION - CONTINUED
CAUTION
To prevent damage, use specified tools to install valve guide.
2.
Lightly coat outside diameter of valve guide (6) with clean oil. Use seal inserter and remover and threading die collet to
install valve guide. After installation, dimension from top of valve guide to cylinder head (5) must be 0.875 0.010 in.
(22.23 + 0.25 mm). Inside diameter of valve guide (at room temperature) must be at least 0.3731 in. (9.477 mm).
SEAL INSERTER
AND REMOVER
THREADING
DIE COLLET
421-0015
3.
Lightly coat stem of valve (4) with clean oil. Install valve, valve spring (1) and rotocoil assembly (3) in cylinder head
(5).
WARNING
Wear safety goggles when installing valve. Valve keepers can be thrown from valve when valve spring com-
pressor is released. Ensure valve keepers are properly installed on stem of valve. Keep away from front of
valve keepers and valve spring during installation of keepers. Failure to follow this warning may cause
injury to personnel.
4.
Use valve spring compressor to compress new valve spring (1).
5.
Use valve keeper inserter to install two new locks (2) on stem of valve (4). Carefully release valve spring compressor.
WARNING
Wear safety goggles when striking top of valve. Valve can act as a projectile if not seated. Failure to follow
this warning may cause injury to personnel.
6.
Strike top of valve (4) with a soft-faced hammer to ensure new valve keepers (2) are properly installed.
7.
Repeat steps 1-6 to install all remaining valves in cylinder head (5).
8.
Install cylinder head assembly and spacer plate (WP 0025 00).
END OF WORK PACKAGE
0245 01-7
Change 1
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