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ENG
VALVES AND VALVE SPRINGS
REMOVAL POINTS
1. Remove:
●
Valve lifters
1
●
Pads
2
NOTE:
Identify each lifter
1
and pad
2
position very
carefully so that they can be reinstalled in their
original place.
2. Check:
●
Valve sealing
Leakage at the valve seat
→
Inspect
the valve face, valve seat and valve
seat width.
Checking steps:
●
Pour a clean solvent
1
into the intake and
exhaust ports.
●
Check that the valve seals properly.
There should be no leakage at the valve
seat
2
.
3. Remove:
●
Valve cotters
NOTE:
Attach a valve spring compressor
1
between
the valve spring retainer and the cylinder head
to remove the valve cotters.
Valve spring compressor:
YM-4019/90890-04019
Содержание 2003 YZ450F
Страница 47: ...GEN INFO MEMO ...
Страница 75: ...GEN INFO MEMO ...
Страница 199: ...INSP ADJ MEMO ...
Страница 587: ... ELEC MEMO ...
Страница 615: ...TUN MEMO ...
Страница 642: ......
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Страница 644: ...PRINTED IN JAPAN 2002 06 1 9 1 CR E F G PRINTED ON RECYCLED PAPER YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...