MD22/ Translation of the original instructions
TROUBLESHOOTING
PROBLEM
CAUSE SOLUTION
Dashboard OFF with key in “AVV.” (ON) pos.
Battery not supplying power – Check connecting cables
– Check electrolyte level
– Recharge battery
– Change the fuse
Dashboard ON, but starter motor does not turn over with key in “AVV” (ON) pos.
– Battery not supplying enough power – Recharge battery
– Start-up go-ahead not given – Travel lever in stop position
– Disengage blades
– Sit in the driver’s seat
Difficult starting or irregular running of engine
– Carburettor problems – Clean or change the air filter
– Adjust the carburettor (follow engine manual
instructions)
– Deposits or dirt in fuel – Empty the tank and use fresh petrol
– Check and change the petrol filter if necessary
Starter motor turns over but engine does not start
– No petrol flow – Check that the choke has been activated (if
engine is cold)
– Check petrol level in tank
– Check wiring of carburettor opening control
– Check petrol filter (and change if necessary)
– Check that the vent on the tank cap is not
blocked
– Fault in ignition system – Check that the caps of the spark plugs are
correctly fastened
– Check that the electrodes are clean and at the
correct distance apart.
Drop in engine performance during cutting
– Speed too high for cutting height – Reduce speed
13
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