TM 5-3825-230-14&P
5-24. INTAKE AND EXHAUST VALVE REPLACEMENT (CONT).
a.
Removal
NOTE
Intake
and
exhaust
valves
are
removed and installed the same way.
(1)
If same valves are to be installed,
matchmark each valve head, so they can
be installed in same positions.
CAUTION
Make
sure
valve
spring
is
compressed parallel to valve stem or
valve stem can be damaged.
(2)
Using valve spring compressor, compress
valve spring (1) and remove circlips (2).
(3)
Release
valve
stem
compressor.
Remove retainer (3), valve spring (1),
seal (4), washer (5), and valve (6).
NOTE
Refer to b. Cleaning/inspection, to
determine damage to valve seats and
guides.
(4)
If damaged, remove valve seats (7).
(5)
If damaged, remove valve guides (8) from
head (9).
5-52
