Spark Plug - DAELIM VS125 Owner's Manual

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SPARK PLUG

If electrode is stained or plug gap is not
right, satisfactory spark is not produced.
Clean and make adjustment.
°‹ Remove spark plug cap.
°‹ Clean around the plug.
°‹ Using a plug wrench, remove plug.
°‹ Clean plug with plug cleaner.
°‹ Check electrode for wear and corrosion.
if the center of electrode became round,
replace the electrode.
°‹ Meas ure the spark plug g ap using a
feeler gauge.
PLUG GAP: 0.8-0.9mm
°‹ Tig ht en wi th han ds u nti l the pl ug
washer touches cylinder head.
STANDARD PLUG: CR8EH-9
°‹ If new plug is installed, turn 1/2 and
tighten using a plug wrench.
If plug is reused, turn 1/3~1/4 and
t i g h t e n
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If th e plug of differen t maker or
different heat valu e is used , it
cau ses un sati sfacto ry eng in e
starting, inadequate engine revol-
ution and output deterioration.
°‹ The spark pl ug must be s ecurely
t i g h t e n e d . An improperly tightened
plug can beco me v ery h ot and
possibly damage the engine.
°‹ To install a spark plug, turn it in as
far as possible with your fing ers,
then t ig hten i t wit h a w rench .
Do not overtighten or cross thread
the spark plu g or th e alu minu m
threads of the cylinder head will be
d a m a g e d .Do not allow contaminants
to enter the engine through the spark
plug hole when the plug is removed.
<DEALING WITH POOR STARTING>
When the start er do esn 't work during
driving in winter times or in a repeated
short distance, use the suitable spark plug
for this driving condition.
Poor starting may happen when nonstop
driv ing in low speed , ev en thoug h we
produce standard plug.
In case starter isn't working well in driving
repeatedly in a short distance or in an area
with many traffic signals, use the CR7EH-9
plug instead of standard plug CR8EH-9