Yamaha YZF-R6R Automobile User Manual


 
3-21
ADJUSTING THE THROTTLE CABLE FREE PLAY/
CHECKING THE SPARK PLUGS
CHK
ADJ
CAUTION:
4. Install:
Sleft frame side cover
Refer to “COWLINGS”.
Sair filter case
Refer to “AIR FILTER CASE”.
Sfuel tank
Refer to “FUEL TANK”.
Srider seat
Refer to “SEATS”.
EAS00059
CHECKING THE SPARK PLUGS
The following procedure applies to all of the
spark plugs.
1. Remove:
Srider seat
Refer to “SEATS”.
Sfuel tank
Refer to “FUEL TANK”.
Sair filter case
Refer to “AIR FILTER CASE”.
2. Remove:
Sheat protector plate
Signition coils
Sspark plugs
Before removing the spark plugs, blow away
any dirt accumulated in the spark plug wells
with compressed air to prevent it from fal-
ling into the cylinders.
3. Check:
Sspark plug type
Incorrect ! Change.
Spark plug type (manufacturer)
CR9EK or CR10EK (NGK)
4. Check:
Selectrode
1
Damage/wear ! Replace the spark plug.
Sinsulator
2
Abnormal color ! Replace the spark plug.
Normal color is medium-to-light tan.
5. Clean:
Sspark plug
(with a spark plug cleaner or wire brush)