8
.
3
.
2)
Take off the spark plug with the spark plug
spanner.
8
.
3
.
3)
Visual inspection the spark plug.
Change spark plug if its insulator is
cracked or chipped.
Clean with a wire brush if the spark plug is
to be reused.
0.60-0.70mm
8.3.4) Measure the spark plug gap with a feeler
gauge. The normal value:0.6-0.7mm.
Adjust the gap by bending one of the
electrodes carefully.
8.3.5) Reinstall the spark plug carefully, by hand,
to avoid cross-threading. A new spark plug
should be tightened 1/2 turn with a spanner.
A used spark plug should be tightened 1/8 to
1/4 turn with a spanner.
■
■
8.3.6) Reinstall the spark plug cap
8.3.7) Reinstall the spark plug maintenance cover.
NOTE
The spark plug must be securely tightened.
Tightening incorrectly will cause the spark
plug to run hot and even damage the engine.
Never use a spark plug with an improper heat
range.
8.4) Spark Arrester Maintenance
WARNING
The
spark
arrester
must
be
maintained
every 100
hours
.
8.4.1
)
Remove
the screws
,
and
remove
the
muffler
guard
.
<<25>>
Summary of Contents for HY30i
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