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MAINTENANCE
SPARK PLUG
1. Clean the dust and mud around the spark plug
mounting to avoid falling inside the cylinder.
2. Pullout the suppressor cap from spark plug.
Using spark plug spanner, remove the spark
plug.
A spark plug with heavy carbon deposits will not
produce strong sparks. Hence, only if necessary,
remove the carbon deposits from the spark plug
with a small wire brush or using spark plug cleaning
tool.
A
0.6 ~ 0.8 mm
A
B
-37-
Inspect the spark plug electrodes (A) and (B) for any
corrosion. If found any replace the spark plug with a
new.
Visually inspect the gap of spark plug electrodes.
No manual adjustments of gap is recommended. If
the gap found more than specified limit, replace
the spark plug.
After cleaning and inspecting the gap, reinstall the
spark plug and tighten by hand to avoid cross
threading. Finally tighten using the spanner. Do not
over tight or cross thread the spark plug .
Caution
Always use only recommended make and type of
spark plug. Replace spark plug every 12000 km.
Cover the spark plug hole with cloth when the plug is
removed to prevent dust / water entry.
It is advisable to tight the new spark plug by hand till
the end and then loose and again re-tight the spark
plug by 1/8 of rotation after sealing by using only the
hand tool.
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