THROTTLE BODIES
6-15
ET1D71026
REMOVING THE FUEL HOSE
1. Disconnect:
• Fuel hose (intake manifold assembly to pres-
sure regulator)
CAUTION:
EC1D71014
Although the fuel has been removed from
the fuel tank be careful when removing the
fuel hose, since there may be fuel remaining
in it.
NOTE:
• To remove the fuel hose from the fuel pipe or
pressure regulator, slide the fuel hose connec-
tor cover “1” on the end of the hose in the direc-
tion of the arrow shown, press the two buttons
“2” on the sides of the connector, and then re-
move the hose.
• Remove the fuel hose manually without using
any tools.
• Before removing the hoses, place a few rags in
the area under where they will be removed.
EAS26980
CHECKING THE INJECTORS
1. Check:
• Injectors
Damage
→
Replace.
EAS26990
CHECKING THE THROTTLE BODIES
1. Check:
• Throttle bodies
Cracks/damage
→
Replace the throttle bod-
ies as a set.
2. Check:
• Fuel passages
Obstructions
→
Clean.
▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼▼▼
a. Wash the throttle bodies in a petroleum-
based solvent.
Do not use any caustic carburetor cleaning
solution.
b. Blow out all of the passages with compressed
air.
▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲▲▲
ET1D71007
CHECKING THE ROLLOVER VALVES
1. Check:
• Rollover valve 1 “1”
• Rollover valve 2 “2”
Damage/faulty
→
Replace.
NOTE:
• Check that air flows smoothly only in the direc-
tion of the arrow shown in the illustration.
• The rollover valves must be in an upright posi-
tion when checking the airflow.
EAS27000
CHECKING THE PRESSURE REGULATOR
1. Check:
• Pressure regulator
Damage
→
Replace.
EAS27010
CHECKING THE PRESSURE REGULATOR
OPERATION
1. Check:
• Pressure regulator operation
▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼▼▼
a. Remove the pressure regulator cover.
Refer to “THROTTLE BODIES” on page 6-7.
b. Disconnect the fuel hose “1” from the pres-
sure regulator “2”.
c. Connect the fuel pressure adapter “3” be-
tween the fuel hose “1” and pressure regula-
tor “2”.
d. Connect the pressure gauge “4” to the fuel
pressure adapter “3”.
e. Connect the vacuum/pressure pump gauge
set “5” to the pressure regulator.
1
2
1
2
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...