Cobra BCX230C, Assembly & Operating Instructions

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9. MAINTENANCE
continued
:
Electrodes
Spark plug gap
Spark Plug Service
Every 50 hours of operation
●
Take the spark plug cap with
fi
ngers, and pull
it up.
●
Remove the spark plug by using a suitable
plug wrench.
●
Clean the electrodes by scraping or with a
wire brush to remove carbon deposits and
wetness.
●
Inspect for cracked porcelain or other wear
and damage. Replace the spark plug with a
new one if necessary.
●
Check the spark plug gap and reset it if
necessary. The gap must be between 0.6
and 0.7mm. To change the gap, bend only
side-electrode, using a spark plug tool.
●
Install and tighten the spark plug to 14N·m
(1.4kgf·m).
●
Fit the spark plug cap on the spark plug
securely.
●
Pull up the spark plug cap lightly to make
sure of the installation of the spark plug cap.
Recommended spark plug:
NGK BPMR7A
Spark arrester
Muffler
Spark Arrester Service
Every 50 hours of operation
●
Remove the spark arrester from the exhaust
hole of muf
fl
er
●
Clean deposits from the spark arrester screen
by brushing it.
●
Install the spark arrester.
Carbon Removal of Engine Internal Parts
Every 50 hours of operation
These items must be performed with proper
tools.
See your authorized dealer for service.
10. STORAGE :
Lubricator Plug hole
Engine to be stored over 30 days should be
completely drained of fuel to prevent gum
deposits forming on essential carburetor parts
fuel
fi
lter and fuel tank.
●
Clean the engine.
●
Remove all the fuel from the tank and run
the engine at idling to use up the fuel in the
carburetor.
●
Remove the spark plug, pour in
0.5
mL of
new 2-stroke engine oil through the plug
hole, pull the recoil starter grip several times,
and reinstall the spark plug.
●
Slowly pull the recoil starter grip until
resistance is felt.
●
Store the engine in a clean and dry place.
WARNING
Gasoline is a toxic substance. Dispose
of gasoline properly. Contact your
local authorities for approved disposal
methods.