22 GB/IE
16. Troubleshooting
Troubleshooting
The table shows potential failures, their possible cause and solutions. However, if you are unable to solve the problem, contact a professional
to assist you.
mCAUTION!
Always switch off the engine and disconnect the ignition cable before starting any inspection or adjustment work.
mCAUTION!
If, after making an adjustment or repair to the engine, you let it run for a few minutes, remember that the exhaust pipe and other parts will
become hot. Thus, do not touch the parts that emanate heat, as these may burn you.
Fault Possible cause Remedy
Unsteady running, strong
vibration of the device
• Screws are loose
• Mowing blade attachment loose
• Mowing blade not balanced
• V-belt damaged
• Ejector chute blocked
• Check screws
• Check mowing blade attachment
• Replace mowing blade by specialist workshop
• Replace V-belt
• Clean the ejector chute
Motor does not run
• Incorrect start sequence
• Choke setting incorrect
• Engine brake lever not pressed
• Throttle in wrong position
• Spark plug is defective
• Fuel tank is empty
• Bowden cables too long
• poor fuel, storage without emptying the petrol
tank, incorrect petrol type
• spark plug fouled (carbon residue on the
electrodes), electrode distance too large
• The spark plug is wet from the petrol (motor
flooded).
• Engine defective
• Check start process
• Check choke setting
• Press engine brake lever
• Check setting
• Replace spark plug
• Refill with fuel
• Adjust the Bowden cables using the union nuts.
• Empty the fuel tank and carburettor. Fill with
fresh fuel.
• Clean the plug, check the heat value of the plug,
replace the spark plug as required, set to 0.6 -
0.8 mm
• Dry the spark plug and insert it again.
• Contact authorised customer service
Combustion engine gets
very hot.
• Cooling fins are dirty.
• Engine oil level too low.
• V-belt worn out
• Clean the cooling fins.
• Check fill level of engine oil and top up engine
oil.
• Replace V-belt
Device does not move.
• Transmission disengaged
• V-belt (transmission) unhooked
• V-belt (transmission) worn or damaged
• Missing parallel key between rear axle and
rear wheels
• Engaging the gear (transmission freewheel bow)
• Hook in the V-belt (transmission)
• Replace the V-belt (transmission)
• Fitting the parallel key
Engine runs unsteadily
• Air filter dirty.
• Spark plug dirty
• Clean the air filter
• Clean the spark plug
Lawn turns yellow, uneven
mowing results
• Mowing blade is not sharp
• Cutting height is too low
• Sharpen the mowing blade
• Set the correct height
The discharge of grass clip-
pings is unclean
• Cutting height is too low
• Mowing blade worn out
• Catch basket is clogged
• Chute blocked
• Grass too wet
• Driving speed too high
• Set height
• Replace the mowing blade
• Empty the catch basket or remove the blockage
• Clean the ejector chute
• Mow during dry weather
• Choose a lower gear
The mower does not start
with the electrical start
• Battery has discharged
• Fuse burnt out
• Charge the battery
• Replace the fuse
Motor output drops during
mowing
• The driving speed in relation to the cutting
height is too high
• Reduce the driving speed and increase the cut-
ting height
Braking power insufficient
• The brake is no longer set correctly • Contact the specialist merchant/customer service