VALVES AND VALVE SPRINGS
5-21
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3. Eliminate:
• Carbon deposits
(from the valve face and valve seat)
4. Check:
• Valve face
Pitting/wear
→
Grind the valve face.
• Valve stem end
Mushroom shape or diameter larger than the
body of the valve stem
→
Replace the valve.
5. Measure:
• Valve margin thickness D “a”
Out of specification
→
Replace the valve.
6. Measure:
• Valve stem runout
Out of specification
→
Replace the valve.
NOTE:
• When installing a new valve, always replace
the valve guide.
• If the valve is removed or replaced, always re-
place the valve stem seal.
EAS24300
CHECKING THE VALVE SEATS
The following procedure applies to all of the
valves and valve seats.
1. Eliminate:
• Carbon deposits
(from the valve face and valve seat)
2. Check:
• Valve seat
Pitting/wear
→
Replace the cylinder head.
3. Measure:
• Valve seat width C “a”
Out of specification
→
Replace the cylinder
head.
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a. Apply Mechanic’s blueing dye (Dykem) “b”
onto the valve face.
Valve guide remover (ø4.5)
90890-04116
Valve guide remover (4.5 mm)
YM-04116
Valve guide installer (ø4.5)
90890-04117
Valve guide installer (4.5 mm)
YM-04117
Valve guide reamer (ø4.5)
90890-04118
Valve guide reamer (4.5 mm)
YM-04118
Valve margin thickness D (intake)
0.90–1.10 mm (0.0354–0.0433 in)
Limit
0.8 mm (0.03 in)
Valve margin thickness D (ex-
haust)
1.10–1.30 mm (0.0433–0.0512 in)
Limit
1.0 mm (0.04 in)
Valve stem runout
0.040 mm (0.0016 in)
Valve seat width C (intake)
0.90–1.10 mm (0.0354–0.0433 in)
Limit
1.6 mm (0.06 in)
Valve seat width C (exhaust)
1.10–1.30 mm (0.0433–0.0512 in)
Limit
1.8 mm (0.07 in)
Содержание YZFR6V
Страница 1: ...SERVICE MANUAL YZFR6V C LIT 11616 19 78 2C0 28197 10 ...
Страница 57: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 31 EAS20410 LUBRICATION DIAGRAMS 1 2 3 4 ...
Страница 59: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 33 1 2 3 4 8 7 6 5 ...
Страница 61: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 35 1 2 3 4 5 ...
Страница 62: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 36 1 Oil cooler 2 Oil filter 3 Oil pipe 4 Oil pump 5 Oil strainer ...
Страница 63: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 37 1 5 4 3 2 ...
Страница 65: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 39 3 1 2 5 4 ...
Страница 67: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 41 1 3 2 ...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 42 1 Oil pipe 2 Main axle 3 Drive axle ...
Страница 69: ...COOLING SYSTEM DIAGRAMS 2 43 EAS20420 COOLING SYSTEM DIAGRAMS 1 2 3 4 ...
Страница 70: ...COOLING SYSTEM DIAGRAMS 2 44 1 Radiator inlet hose 2 Radiator inlet pipe 3 Thermostat outlet hose 4 Radiator ...
Страница 71: ...COOLING SYSTEM DIAGRAMS 2 45 A A 2 1 3 4 5 6 7 8 6 13 8 9 15 14 9 10 11 12 ...
Страница 81: ...CABLE ROUTING 2 55 A 3 1 2 3 C B ...
Страница 83: ...CABLE ROUTING 2 57 4 5 7 8 9 11 13 14 12 10 15 16 11 16 6 A C E B D 5 6 10 12 16 1 2 3 ...
Страница 200: ...CHAIN DRIVE 4 73 1 2 3 a a New ...
Страница 228: ...VALVES AND VALVE SPRINGS 5 25 Each valve lifter and valve pad must be rein stalled in its original position ...
Страница 235: ...PICKUP ROTOR 5 32 ...
Страница 309: ...AIR INDUCTION SYSTEM 7 15 EAS27040 AIR INDUCTION SYSTEM 2 1 2 4 3 4 3 6 4 5 A A ...
Страница 328: ...CHARGING SYSTEM 8 14 1 AC magneto 2 Rectifier regulator 6 Main fuse 7 Battery 11 Engine ground ...
Страница 386: ...ELECTRICAL COMPONENTS 8 77 EAS27970 ELECTRICAL COMPONENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ...
Страница 388: ...ELECTRICAL COMPONENTS 8 79 1 5 4 3 2 6 7 8 9 10 12 13 11 14 15 16 17 ...
Страница 419: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...