8
.
4
.
3)
Visual inspection of the spark plug. If the
insulation is cracked or chipped or the
electrode is damaged, replace the spark plug
with a new one.
8.4.4) Check the electrode gap and set it to the gap
shown below.
0
.
70
-
0
.
80mm
8.4.5) Measure the spark plug gap with a feeler
gauge. The normal value:0.7-0.8mm.
Adjust the gap by bending the electrode
carefully.
8.4.6) Reinstall the spark plug carefully, by hand,
to avoid cross-threading. A new spark plug
should be tightened 1/2 turn with by a
spanner. A used Spark plug should be
tightened 1/8 to 1/4 turn with spanner.
8.4.7) Reinstall the spark plug cap.
NOTE
■
The spark plug must be securely tightened
as described above otherwise damage to the
engine will occur.
■
Never use a spark plug with an improper
heat range.
8.5 Replace battery and fuse
Battery specifications
Voltage
Capacity Dimension
L
≤
7.18in(181mm)
12V 9~18HA W
≤
3.00in(76mm)
H
≤
6.59in(167mm)
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