30
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
Tank ventilation screw is
closed.
Open tank ventilation screw.
No fuel is in the tank.
Refill fuel.
Choke is open.
Close the choke.
Engine was flooded due to too
many start attempts.
Unscrew spark plugs and, while the fuel
valve is closed, the choke is open and
at full throttle, start several times, dry
the spark plugs and screw them back
in.
Spark plug connector is pulled
off.
Observe the safety instructions! Put
spark plug connector back on.
Air filter is dirty.
Maintain air filter (see Maintenance).
Spark plugs are dirty, dam-
aged, or incorrect electrode
gap.
Clean spark plugs and check electrode
gap (see Maintenance). Replace spark
plugs if necessary.
Wrong spark plug connector.
Use the specified spark plug connector
(see spare part information of the au-
thorised service centre).
Housing of the mower is
jammed.
See Maintenance.
Poor quality, dirty, or old fuel.
Clean fuel system (authorised service
centre).
Always use fresh fuel.
Blade is loose.
Authorised service centre.
