Honda SH300I 2006, Manual

Page: 81 / 511

MAINTENANCE
4-7
CRANKCASE BREATHER
• Service more frequently when ridden in rain, at
full throttle, or after the scooter is washed or
overturned. Service if the deposit level can be
seen in the transparent section of the hose.
Remove the crankcase breather drain plug and
drain the deposits into a suitable container, then
reinstall it securely.
SPARK PLUG
Remove the maintenance lid (page 3-4).
Disconnect the spark plug cap and remove the spark
plug.
Check the insulator for cracks or damage, and the
electrodes for wear, fouling or discoloration.
Replace the plug if necessary.
Clean the spark plug electrodes with a wire brush or
special plug cleaner.
DRAIN PLUG
Clean around the
spark plug base
with compressed
air before removing
the plug, and be
sure that no debris
is allowed to enter
into the combustion
chamber.
SPARK PLUG
SPARK PLUG CAP
RECOMMENDED SPARK PLUG:
Standard: LMAR8A-9 (NGK)
CENTER ELECTRODE
SIDE ELECTRODE
INSULATOR