MD22 N/ Translation of the original instructions
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 sparkplugs 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
– Raise cutting deck by a few notches
Uneven cutting
– Cutting deck not parallel to ground – Check tyre pressure
– Level off the deck
– Blades fault – Check that the blades are correctly mounted
– Sharpen or change the blades
– Check the tension of the deck motor belt
Vibrations during operation
– Blades unbalanced – Balance blades or replace if damaged
Fastenings are loose – Check and fasten the blade fixing screws as
well as the fixing screws of the engine and
chassis.
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