Spark Plugs Inspection - Honda CBR954RR 2002 Service Manual

MAINTENANCE
Remove the spark plug using the equipped spark
wrench or an equivalent.
Inspect or replace as described i n the maintenance
schedule.
INSPECTION
Check the following and replace if necessary (recom-
mended spark plug: page 3-2)
Insulator for damage
Electrodes for wear
Burning condition, coloration
If the electrodes are contaminated with accumulated
This motorcycle's
spark plugs are objects or dirt, replace the spark plug.
equipped with
iridium center
electrodes
Replace any spark
plug the elec-
trode is contami-
nated
Replace the plug if the center electrode i s rounded as
shown i n the illustration.
SPECIFIED SPARK PLUG: IMR9C-9H (NGK)
Always use
the specified
spark plugs on
this motorcvcle.
Check the gap between the center and side electrodes
To prevent
with a wire type feeler gauge.
damaging the
iridium center
electrode, use a
wire type feeler
gauge to check the
spark plug gap
Make sure the 1.0 mm (0.04 in) diameter plug gauge
Do
not adjust the
spark plug gap does not insert between the gap.
the gap is out of
If the gauge can be inserted into the gap, replace the
specification,
plug with a new one.
replace the spark
plug with a new
one
3-8
plug
ELECTRODE
WIRE TYPE FEELER GAUGE
ROUNDED ELECTRODE