2-3
CHK
ADJ
PERIODIC MAINTENANCE
PERIODIC MAINTENANCE
SPARK PLUG
WARNING
Check and adjust the areas around the cyl-
inder head after the engine has cooled
down completely.
1. Remove:
9
Spark plug cap
1
9
Spark plug
NOTICE
Before removing the spark plug, use com-
pressed air to clean the cylinder head
cover to prevent dirt from falling into the
engine.
2. Check:
9
Spark plug type
Not correct
→
Replace
Spark plug type:
BPR4ES (NGK)
9
Electrode
1
Wear/damage
→
Replace.
9
Insulator color
2
Not normal
→
Replace.
a
1
2
1