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ENG
VALVES AND VALVE SPRINGS
EAS00237
REMOVING THE VALVES
The following procedure applies to all of the
valves and related components.
NOTE:
@
Before removing the internal parts of the cylin-
der head (e.g., valves, valve springs, valve
seats), make sure the valves properly seal.
1. Remove:
• valve lifter
1
• valve pad
2
NOTE:
@
Make a note of the position of each valve lifter
and valve pad so that they can be reinstalled in
their original place.
2. Check:
• valve
(for leakage)
Leakage at the valve seat
→
Check the
valve face, valve seat, and valve seat width.
Refer to “CHECKING THE VALVE SEATS”.
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a. Pour a clean solvent
a
into the intake and
exhaust ports.
b. Check that the valves properly seal.
NOTE:
@
There should be no leakage at the valve seat
1
.
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