47
Help in case of malfunction
Malfunction
Cause
Remedy
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 bat-
tery.
Check fuse, replace if necessary.
Motor is losing pow-
er.
Grass too long or too wet.
Correct the cutting height; make clear-
ance for mower mechanism by moving
back a short distance.
Discharge channel/mower deck
blocked.
Stop engine and take out ignition key!
Clean discharge channel/mower deck.
Air filter contaminated.
Clean air filter (see operating instruc-
tions from engine manufacturer).
Carburettor setting incorrect.
Have the setting checked (customer
service workshop).
Blades severely worn down.
Replace blades (customer service work-
shop).
Driving speed too fast.
Reduce driving speed.
Lawn tractor is vibrat-
ing severely.
Mower mechanism is damaged.
Check mower mechanism (customer
service workshop).
Lawn tractor does not
move off.
With hydrostat drive: no travel
drive.
Move bypass lever to operating position
(see
chapter 7.3 "Pushing the lawn trac-
Rough cut.
Blade worn, blunt.
Renew or regrind blade. Reground
blades must be rebalanced (customer
service workshop)!
Incorrect cutting height.
Correct the cutting height.
Engine speed too slow.
Set maximum engine speed.
Driving speed too fast.
Reduce driving speed.
Different tyre pressure at wheels. Inflate to correct air pressure. Read off
correct tyre pressure on tyre.
Grass catcher does
not fill up.
Cutting height set too low.
Correct the cutting height.
Grass is wet – it is too heavy to
be transported by air stream.
Mow at a later time when lawn has dried
out.
Blades severely worn down.
Change blade. (Customer service work-
shop)
Grass in lawn too tall.
Mow grass twice:
Summary of Contents for Solo Heckauswurf Comfort 220 I
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