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Troubleshooting
The following table contains the most frequent problems and their elimination. If more problems
occur, contact the closest authorised service centre.
You can find an authorised service centre on our home page www.as-motor.de.
Problem Possible cause Remedy
Engine does not start Engine brake lever is not
pressed.
Press the engine brake lever towards
the handlebar.
Fuel valve is closed. Open fuel valve.
No fuel is in the tank. Refill fuel.
Spark plug connector is pulled
off.
Observe the safety instructions! Put
spark plug connector back on.
Device was tilted – oil leaked
into the air filter.
Replace air filter, unscrew spark plug
and start several times when the fuel
valve is closed, dry the spark plug and
screw it back in.
Engine was flooded due to too
many start attempts.
Unscrew spark plug and start several
times when the fuel valve is closed, dry
the spark plug and screw it back in.
Air filter is dirty. Maintain air filter (see chapter Mainten-
ance).
Spark plug is dirty, damaged, or
incorrect electrode gap.
Clean spark plug and check electrode
gap (see chapter Maintenance). Re-
place spark plug if necessary.
Housing of the mower is
jammed.
See chapter Maintenance.
Poor quality, dirty, or old fuel. Clean fuel system (authorised service
centre).
Always use fresh fuel.
Blade is loose. Authorised service centre.
Engine starts badly or
runs irregularly
Air filter is dirty. Maintain air filter (see chapter Mainten-
ance).
Poor quality, dirty, or old fuel. Always use fresh fuel.
Spark plug is dirty, damaged, or
incorrect electrode gap.
Clean spark plug and check electrode
gap (see chapter Maintenance). Re-
place spark plug if necessary.
Housing of the mower is
jammed.
See chapter Maintenance.
No drive when drive
lever is actuated
Drive belt is insufficiently ten-
sioned.
See also Checking the drive.
32


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