TM 5-3895-373-34
2.17
DIESEL ENGINE REPAIR - Continued.
D.
REPAIR.
1.
REPAIR CYLINDER HEAD ASSEMBLY.
a.
Disassemble cylinder head assembly.
NOTE
To ensure valves removed from the
cylinder head assembly are replaced
in their original positions, tag all
valves.
(1)
Remove rocker shaft assembly per
paragraph 2.15.
(2)
Place cylinder head assembly on
cribbing,
high
enough
to
reach
beneath and retrieve valves as they
are removed.
(3)
Use a valve spring compressor to
compress valve springs.
(4)
Remove valve spring locks (147 and
148).
(5)
Remove preformed packing (149) from
intake
valves
(150)
and
exhaust
valves (151). Discard preformed
packing.
(6)
Remove springs (152 and 153).
(7)
Remove seats (154).
(8)
Remove and tag intake valves (150)
and exhaust valves (151) from bottom
of cylinder head assembly.
(9)
Remove exhaust valve seat inserts
(155) with valve seat remover and
replacer.
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