5. TROUBLESHOOTING
275
EN
Problems
Probable causes Corrective actions
Engine does
not start
The fuel tank is empty. Refuel the fuel tank with properly mixed fuel.
The primer bulb was not
pressed enough.
Press the primer bulb 4-7 times or until fuel is
visible.
Spark plug is defective. Clean the electrode or change with a new one.
Remove the spark plug and wipe up the fuel,
then pull out the starter rope 5-10 times to drain
out the fuel in cylinder.
The fuel tube is broken. Contact with the local service for repair.
Engine lack
of power or
engine does
not accelerate
Spark plug is dirty . Clean it.
Fuel mixing screw is set
incorrectly.
Contact with the local service center for help.
Unsatisfactory
cutting
performance
The lengths of two ends
Tap the trimmer head against the ground
automatically.
Blunt or broken metal blade Sharpen or replace blade.
Excessive
vibration/
noise
The metal blade is installed
incorrectly.
Make sure the metal blade aligns with the output
spindle.
Bolts/nuts are loose. Tighten bolts/nuts.
The engine
will not idle
Idle screw is set incorrectly.
Contact with the local service center to adjust the
idle speed.
DANGER! Risk of injury due to accidental start.
,
therefore check the product using this section. In most cases the problem can
be solved quickly.
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