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1
a
CHECKING THE SPARK PLUG
EAS00060
CHECKING THE SPARK PLUG
1. Remove:
9 side cowling (right)
Refer to "REMOVING THE SIDE COWL-
INGS".
9 AIS resonator
cC
Be sure to remove the AIS hose, before
removing the AIS resonator, otherwise to
brake the AIS resonator mount.
2. Disconnect:
9 spark plug cap
3. Remove:
9 spark plug
cC
Before removing the spark plug, blow away
any dirt accumulated in the spark plug well
with compressed air to prevent it from falling
into the cylinder.
4. Check:
9 spark plug type
Incorrect → Change.
5. Check:
9 electrode 1
Damage/wear → Replace the spark plug.
9 insulator 2
Abnormal color → Replace the spark plug.
2
Normal color is medium-to-light tan.
6. Clean:
9 spark plug
(with a spark plug cleaner or wire brush)
7. Measure:
9 spark plug gap a
(with a wire thickness gauge)
Out of specification → Regap.
3-14
http://www.motorcycle.in.th
CHK
ADJ
Spark plug type (manufacturer)
CPR8EA-9 (NGK)
Spark plug gap
0.8–0.9 mm (0.031–0.035 in)
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