
ENGINE
3-8
6. Install:
• Fuel tank
Refer to “FUEL TANK” on page 6-1.
7. Adjust:
• Throttle body synchronization
▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼▼▼
a. Start the engine and let it warm up for several
minutes, and then let it run at specified en-
gine idling speed.
b. With throttle body #1 as standard, adjust
throttle body #2 using the air screw “1” (for
throttle body #2).
NOTE:
• After each step, rev the engine two or three
times, each time for less than a second, and
check the synchronization again.
• If the air screw was removed, turn the screw
3/4 turn in and be sure to synchronize the throt-
tle body.
CAUTION:
ECA14900
Do not use the throttle valve adjusting
screws to adjust the throttle body synchroni-
zation.
NOTE:
The difference in vacuum pressure between two
throttle bodies should not exceed 1.33 kPa (10
mmHg).
▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲▲▲
8. Stop the engine and remove the measuring
equipment.
9. Adjust:
• Throttle cable free play
Refer to “ADJUSTING THE THROTTLE CA-
BLE FREE PLAY” on page 3-8.
10.Install:
• Fuel tank
Refer to “FUEL TANK” on page 6-1.
• Cylinder-#1 ignition coil cover
Refer to “ENGINE REMOVAL” on page 5-1.
• Rider seat bracket assembly
• Rider seat
Refer to “GENERAL CHASSIS” on page 4-1.
EAS20630
ADJUSTING THE THROTTLE CABLE FREE
PLAY
NOTE:
Prior to adjusting the throttle cable free play, the
engine idling speed and throttle body synchroni-
zation should be adjusted properly.
1. Check:
• Throttle cable free play “a”
Out of specification
→
Adjust.
2. Adjust:
• Throttle cable free play
▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼▼▼
a. Loosen the locknut “1”.
Engine idling speed
850–950 r/min
Intake vacuum
31.3–35.3 kPa (9.2–10.4 inHg)
(235–265 mmHg)
1
4
6
2
1
3
5
2
1
Throttle cable free play
4.0–6.0 mm (0.16–0.24 in)
Throttle cable free play
4.0–6.0 mm (0.16–0.24 in)
a
Содержание XV19SX(C)
Страница 6: ......
Страница 8: ......
Страница 46: ...ELECTRICAL SPECIFICATIONS 2 19 Spare fuse 3 0 A...
Страница 52: ...TIGHTENING TORQUES 2 25 Cylinder head tightening sequence 3 1 2 4 A B 3 1 2 4 A Front cylinder B Rear cylinder...
Страница 63: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 36...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 41 D D B B D D C C A A B C C B 3 2 1 3 4 6 7 6 7 5...
Страница 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 43 A A A A 1 3 2 4...
Страница 71: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 44 1 Oil pipe 1 2 Oil pump 3 Oil strainer crankcase 4 Joint pipe...
Страница 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 45 A 1 2 3 4...
Страница 74: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 47 A A A 1 5 5 1 3 2 4 B B B B...
Страница 76: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 49 1 2...
Страница 77: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 50 1 Transfer gear oil pump 2 Middle driven shaft...
Страница 110: ...CABLE ROUTING for XV19CS C XV19C C 2 83...
Страница 113: ......
Страница 149: ...ELECTRICAL SYSTEM 3 36 A For XV19S C XV19M C XV19CTS C XV19CTM C B For XV19CS C XV19C C a b 1 A b a B 1...
Страница 150: ...ELECTRICAL SYSTEM 3 37...
Страница 179: ...FRONT WHEEL 4 26...
Страница 218: ...HANDLEBAR 4 65 Throttle cable free play 4 0 6 0 mm 0 16 0 24 in...
Страница 330: ...GENERATOR AND STARTER CLUTCH 5 81...
Страница 368: ...TRANSMISSION 5 119...
Страница 391: ......
Страница 397: ...IGNITION SYSTEM 7 6...
Страница 405: ...CHARGING SYSTEM 7 14 1 AC magneto 2 Rectifier regulator 4 Main fuse 6 Battery...
Страница 407: ...CHARGING SYSTEM 7 16...
Страница 458: ...ELECTRICAL COMPONENTS 7 67 EAS27970 ELECTRICAL COMPONENTS 13 3 6 9 10 12 4 11 14 15 5 2 1 7 8 16...
Страница 460: ...ELECTRICAL COMPONENTS 7 69 16 18 2 11 13 9 8 10 12 14 15 17 1 3 4 5 6 7...
Страница 490: ......
Страница 491: ......
Страница 492: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN...