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5-29
ENG
VALVES AND VALVE SPRINGS
REMOVAL
The following procedure applies to all of the valves
and related components.
NOTE:
Before removing the internal parts of the cylinder
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. Inspect:
• Valve
(for leakage)
Leakage at the valve seat
→
Check the valve
face, valve seat, and valve seat width.
Inspection steps:
• Pour a clean solvent
a
into the intake and
exhaust ports.
• Check that the valves properly seal.
NOTE:
There should be no leakage at the valve seat
1
.
3. Remove:
• Valve cotters
1
NOTE:
Remove the valve cotters by compressing the valve
spring with the valve spring compressor set
2
and
attachment
3
.
Valve spring compressor set:
90890-04019, YM-04019
Attachment:
90890-04108, YM-04108
2
3
1
Содержание RS90K
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Страница 65: ...INSP ADJ ...
Страница 128: ...2 43 INSP ADJ LUBRICATION 1 1 1 Ë 1 1 1 Ì Ë Rear RS90M Ì Rear RST90 Í Rear RST90TF 1 Nipple 1 1 1 Í ...
Страница 158: ...2 57 INSP ADJ CARBURETOR TUNING Guide for carburetion ...
Страница 195: ...INSP ADJ ...
Страница 659: ... ELEC ...
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Страница 816: ...9 33 SPEC CABLE ROUTING 1 7 2 3 4 6 5 A A A A ...
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Страница 830: ...9 47 SPEC CABLE ROUTING 1 5 2 3 4 A B 6 5 7 8 9 0 A C A A B B B A A B ...
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