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1. Carburetor cap securing plate 2. Joint screw (×3)1. Plaque de fixation du bouchon du carburateur
2. Vis de raccord (×3)
1. Placa de seguridad de la tapa del carburador
2. Tornillo de la junta (×3)
1. Carburetor cap 2. Throttle cable
3. Throttle valve 4. Holder
1. Chapeau du carburateur 2. Câble d’accélération
3. Papillon d’accélération 4. Support
1. Tapa del carburador 2. Cable de aceleración
3. Mariposa 4. Soporte
8-39
4. Remove the securing plate.
5. Loosen the joint screws of the carburetor
and remove the carburetor.
6. Remove the carburetor cap.
7. Remove the throttle cable from the throttle
valve and then remove the holder.
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1. Float 2. Needle valve 3. Main jet1. Flotteur 2. Pointeau 3. Gicleur principal1. Flotador 2. Válvula de aguja 3. Surtidor principal
8-41
8. Remove the float chamber.
9. Remove the float and needle valve.
10. Change the main jet and the jet needle clip
position. (see page 8-33)
NOTE:
Optional main jet can be obtained at a Yamaha
dealer.
Assembly
1. Reassemble the needle valve, float and float
chamber.
2. Reassemble the throttle valve.
3. Install the carburetor cap and tighten it
securely to the specified torque.
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1. Float chamber1. Cuve à flotteur1. Cuba
Carburetor cap tightening torque:
4 Nm (0.4 m0kg)
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8-43
4. Install the carburetor and tighten the joint
screws.
5. Install the securing plate. Match one of the
projections on the carburetor cap with one
of the indents on the securing plate.
cC
If the securing plate does not match a pro-
jection, tighten the carburetor cap until they
align. Do not loosen.
6. Tighten the securing plate screw to the
specified torque.
7. Connect the fuel hose and oil delivery hose.
Tightening torque:
3.5 Nm (0.35 m0kg)
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10-3
Model YFS200
Fuel:
Type Premium unleaded gasoline
Tank capacity 9 L
Reserve amount 2 L
Carburetor:
Type/quantity VM26SS/1
Manufacturer MIKUNI
Spark plug:
Type/Manufacturer BR8ES/NGK
Spark plug gap 0.7~0.8 mm
Clutch:
Type Wet, multiple-disc
Operation Left hand operation
Transmission:
Primary reduction system Helical gear
Primary reduction ratio 71/22 (3.227)
Secondary reduction system Chain drive
Secondary reduction ratio 40/13 (3.077)
Transmission type Constant mesh 6-speed
Operation Left foot operation
5KJ-62 (9 shou ~) 4/23/01 3:09 PM Page 14