CHK
ADJ
c. Tighten the locknut.
CHECKING THE SPARK PLUG
1. Disconnect:
• spark plug cap.
2. Remove:
• spark plug.
3. Check:
• spark plug type
Incorrect
-->
Replace.
ADJUSTING THE THROTTLE CABLE FREE PLAY/
CHECKING THE SPARK PLUGS
4. Check:
• side electrode
1
Damage/wear
-->
Replace the spark plug.
• insulator
2
Abnormal colo
r
-->
Replace the spark plug.
Normal color is medium-to-light tan.
5. Clean:
• spark plug
(with a spark plug cleaner or wire brush)
6. Measure:
• Spark plug gap
a
(with a wire Thickness gauge)
Out of specification
-->
Regap.
T TT
T TT
T TT
T TT
T TT
T TT
T TT
T TT
T TT
T T
T
T
T TT
T TT
T
T
T
T
Before removing the spark plugs, blow away
any dirt accumulated in the spark plug wells with
compressed air to prevent it from falling into the
cylinders.
CAUTION
:
Spark plug type (manufacturer)
DR8EA (NGK)
Spark plug gap
0.6 ~ 0.7 mm (0.024 ~ 0.028 in)
3-14
After adjusting the throttle cable free play, start
the engine and turn the handlebar to the right
and to the left to ensure that this does not cause
the engine idling speed to change.
V
V
V
V
V
WARNING
1
2
a
Содержание YBR250 2007
Страница 1: ...YBR250 SERVICE MANUAL 5D1 F8197 E0 2007 ...
Страница 2: ......
Страница 359: ...YAMAHA MOTOR DA AMAZÔNIA LTDA ...