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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 bar is not
pressed.
Press the engine brake bar towards the
handlebar.
Fuel valve is closed. Open fuel valve (if existing).
No fuel is in the tank. Refill fuel.
Device was tilted – oil leaked
into the air filter.
Replace air filter, unscrew spark plugs
and start several times when the fuel
valve is closed (if existing), dry the
spark plugs and screw them back in.
Engine was flooded due to too
many start attempts.
Replace spark plugs, unscrew spark
plugs and start several times when the
fuel valve is closed (if existing), 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.
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.
Engine starts badly or
runs irregularly
Air filter is dirty. Maintain air filter (see Maintenance).
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 Maintenance). Replace spark
plug if necessary.
Housing of the mower is
jammed.
See Maintenance.
25


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