65
GB
13. TROUBLESHOOTING
WARNING: always stop the machine and remove the key before carrying out any of the
corrective checks recommended in the table below, except when they require the unit to
be in operation.
When all the possible causes have been checked and the problem is not resolved, consult an
Authorised Service Centre. If a problem occurs that is not listed in this table, consult an Authorised
Service Centre.
PROBLEM POSSIBLE CAUSES SOLUTION
1. Engine does not
start.
Lack of fuel. Fill tank; check tank bleeding; check
fuel filter.
Poor quality, contaminated fuel,
old fuel in tank.
Always use fresh fuel from clean
containers; clean carburettor.
(Customer service workshop)
Air filter contaminated. Clean air filter (see operating
instructions from engine
manufacturer).
No ignition spark. Clean spark plug, use a new one if
necessary, check ignition cable, check
ignition system. (Customer service
workshop)
Too much fuel in engine
combustion chamber due to
repeated starting attempts.
Unscrew spark plug and dry off
2. Starter does not
work.
Starter battery flat or weakly
charged.
Charge starter battery.
Safety switch on operator’s seat
does not function.
Sit on operator’s seat correctly; switch
defective.
Safety switch on brake pedal
does not function.
Press brake pedal down fully.
Mower mechanism switched on. Switch off mower mechanism.
Fuse on (+) cable of starter
battery.
Check fuse and fit a new one if
necessary.
3. Reduction abnormal
engine speed.
Grass too long or too wet. Correct cutting height; make clearance
for mower mechanism by moving back
a short distance.
Discharge channel/mower deck
blocked.
Clean discharge channel/mower deck.
Stop engine and take out ignition key!
Air filter contaminated. Clean air filter (see operating
instructions from engine
manufacturer).
Carburettor setting incorrect. Have setting corrected.
(Customer service workshop)
Blade severely worn. Change blade.
(Customer service workshop)
Driving speed too fast. Reduce driving speed.
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