VALVES AND VALVE SPRINGS
5-28
EAS1SM9222
CHECKING THE VALVE LIFTERS
1. Check:
• Valve lifter
Damage/scratches
Replace the valve lift-
ers and cylinder head.
EAS1SM9223
INSTALLING THE VALVES
1. Clean:
• Valve stem end
2. Lubricate:
• Valve stem “1”
• Valve stem seal “2”
3. Install:
• Spring seat “1”
• Valve stem seal “2”
• Valve “3”
• Valve spring “4”
• Valve spring retainer “5”
(to the cylinder head)
TIP
• Make sure each valve is installed in its original
place.
• Install the valve springs with the larger pitch
“a” facing up.
4. Install:
• Valve cotter “1”
TIP
Install the valve cotters by compressing the
valve spring with the valve spring compressor
“2” and the valve spring compressor adapter
“3”.
5. To fasten the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
ECA
NOTICE
Hitting the valve tip with excessive force
could damage the valve.
Recommended lubricant
Molybdenum disulfide oil
New
b. Smaller pitch
Valve spring compressor
90890-04019
YM-04019
Valve spring compressor adapter
22 mm
90890-04108
YM-04108
Содержание YZ250F 2016
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Страница 16: ...LOCATION OF IMPORTANT LABELS 1 2 EUR ...
Страница 17: ...LOCATION OF IMPORTANT LABELS 1 3 AUS NZL ZAF ...
Страница 40: ...CLEANING AND STORAGE 1 26 ...
Страница 63: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 22 ...
Страница 66: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25 ...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27 ...
Страница 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 ...
Страница 72: ...CABLE ROUTING DIAGRAM 2 31 EAS1SM9062 CABLE ROUTING DIAGRAM ...
Страница 74: ...CABLE ROUTING DIAGRAM 2 33 ...
Страница 76: ...CABLE ROUTING DIAGRAM 2 35 ...
Страница 78: ...CABLE ROUTING DIAGRAM 2 37 ...
Страница 80: ...CABLE ROUTING DIAGRAM 2 39 ...
Страница 82: ...CABLE ROUTING DIAGRAM 2 41 ...
Страница 122: ...ELECTRICAL SYSTEM 3 38 ...
Страница 190: ...CHAIN DRIVE 4 66 ...
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Страница 293: ...CHARGING SYSTEM 8 7 2 AC magneto 3 Rectifier regulator 4 Joint connector 5 Condenser ...
Страница 295: ...CHARGING SYSTEM 8 9 ...
Страница 321: ...FUEL PUMP SYSTEM 8 35 ...
Страница 322: ...ELECTRICAL COMPONENTS 8 36 EAS1SM9331 ELECTRICAL COMPONENTS EAS1SM9332 9 10 1 2 3 4 5 6 7 8 ...
Страница 324: ...ELECTRICAL COMPONENTS 8 38 EAS1SM9333 CHECKING THE SWITCHES Y W P Sb 1 2 P Sb Y W ...
Страница 325: ...ELECTRICAL COMPONENTS 8 39 1 Engine stop switch 2 Neutral switch ...
Страница 334: ...ELECTRICAL COMPONENTS 8 48 ...
Страница 342: ...LIST OF SELF DIAGNOSTIC AND FAIL SAFE ACTIONS 9 7 ...
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Страница 354: ...PRINTED IN JAPAN E PRINTED ON RECYCLED PAPER ...