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VALVES AND VALVE SPRINGS
5-32
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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.
TIP
• 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 & installer
set (ø5.5)
90890-04016
Valve guide remover (5.5 mm)
YM-01122
Valve guide installer (ø5.5)
90890-04015
Valve guide installer (5.5 mm)
YM-04015
Valve guide reamer (5.5 mm)
90890-01196
YM-01196
Valve margin thickness D (intake)
1.00–1.40 mm (0.0394–0.0551 in)
Valve margin thickness D (ex-
haust)
1.00–1.40 mm (0.0394–0.0551 in)
Valve stem runout
0.010 mm (0.0004 in)
Valve seat width C (intake)
1.10–1.30 mm (0.0433–0.0512 in)
Valve seat width C (exhaust)
0.90–1.10 mm (0.0354–0.0433 in)
Содержание XT1200Z(Z) 2010
Страница 1: ...2010 SERVICE MANUAL XT1200Z Z 23P 28197 E0 ...
Страница 6: ......
Страница 8: ......
Страница 70: ...ENGINE SPECIFICATIONS 2 9 Final gear backlash 0 20 0 40 mm 0 008 0 016 in ...
Страница 88: ...TIGHTENING TORQUES 2 27 2 1 ...
Страница 98: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 37 Oil pump right side view A A A B B 7 1 1 4 4 6 5 6 2 3 ...
Страница 100: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 39 Oil pump left side view 8 2 1 3 4 5 6 7 ...
Страница 102: ...COOLING SYSTEM DIAGRAMS 2 41 EAS20420 COOLING SYSTEM DIAGRAMS 4 2 5 1 4 2 3 8 7 6 3 4 ...
Страница 112: ...CABLE ROUTING 2 51 Fuel tank and throttle bodies left side view A B C D E F G 1 2 3 3 5 3 4 6 ...
Страница 124: ...CABLE ROUTING 2 63 Engine right side view A 1 2 3 4 5 6 3 3 4 5 5 C E F B 6 7 G D ...
Страница 132: ...CABLE ROUTING 2 71 Rear fender top view A B C D E E F G 1 1 2 2 3 4 5 6 H I J 1 2 3 4 6 7 4 3 ...
Страница 134: ...CABLE ROUTING 2 73 ...
Страница 137: ......
Страница 292: ...SHAFT DRIVE 4 119 ...
Страница 320: ...CAMSHAFTS 5 25 9 Install Stator coil lead Starter motor lead Plastic bands Wire harness holder a b 2 ...
Страница 337: ...CYLINDER AND PISTONS 5 42 1 ...
Страница 432: ...WATER PUMP 6 11 ...
Страница 449: ......
Страница 455: ...IGNITION SYSTEM 8 6 ...
Страница 461: ...ELECTRIC STARTING SYSTEM 8 12 ...
Страница 463: ...CHARGING SYSTEM 8 14 1 AC magneto 2 Rectifier regulator 3 Main fuse 4 Battery ...
Страница 465: ...CHARGING SYSTEM 8 16 ...
Страница 527: ...FUEL PUMP SYSTEM 8 78 ...
Страница 536: ...IMMOBILIZER SYSTEM 8 87 a Light on b Light off ...
Страница 537: ...IMMOBILIZER SYSTEM 8 88 ...
Страница 541: ...ABS ANTI LOCK BRAKE SYSTEM 8 92 ...
Страница 581: ...ABS ANTI LOCK BRAKE SYSTEM 8 132 ...
Страница 582: ...ELECTRICAL COMPONENTS 8 133 EAS27973 ELECTRICAL COMPONENTS 5 6 8 9 4 10 11 12 13 14 15 16 17 18 7 1 3 2 ...
Страница 584: ...ELECTRICAL COMPONENTS 8 135 1 2 3 4 5 6 7 8 10 9 11 13 15 14 16 12 17 18 19 ...
Страница 606: ...ELECTRICAL COMPONENTS 8 157 ...
Страница 613: ......
Страница 614: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...