GB
50
Help in case of malfunction
Malfunction
Cause
Remedy
Engine is losing power.
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 vibrating
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:
■
1st pass: max. cutting height
■
2nd pass: desired cutting height.
Fabric bag blocked – no air
throughput.
Clean fabric bag.
Discharge channel/mower deck
contaminated.
Clean discharge channel/mower deck.
Fill level display does
not respond.
Mown grass stuck to fill level dis-
play lever.
Remove mown grass from fill level dis-
play lever. Then check for ease of
movement.
Summary of Contents for Comfort 220 I
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