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Operating instructions – Scarifier with electric motor English
9
Identifying and eliminating malfunctions
Malfunctions that occur during the operation of your appliance often have simple causes that you should know
and be able to repair on your own. In cases of doubt your specialised garage will be pleased to assist you further.
Problem Possible cause(s) Remedial action
Motor does not start Household fuse overloaded Switch on fuse; if required increase the house-hold
connection fuse or have one installed by
a specialist.
Power cord not connected
or defective
Check and plug in power cord; if required replace
or have it repaired by a specialist
Switch/plug combination
defective
Have it repaired by a specialist company
Motor is humming, but
not running
Aerator in operating position Place aerator on a surface with short grass;
to do this, tilt the unit backwards while starting
it until both front wheels are off the ground
Cutter deck blocked Pull out mains plug, remove blockage
Motor suddenly stops Plug has become loose Check power cord, ensure that it is attached to the
cord grip, insert plug again
Overload protection has
switched off
Pull out mains plug, remove blockage in the
discharge, wait approx. 10 min., switch on again
Unusual noises (jangling,
rattling, clattering)
Bolts, nuts or other mounting
parts slack
Tighten parts; if the noises persist:
contact a specialist company
Jolting, vibrations Cutter deck damaged, twisted Switch off motor immediately. Have cutting blades
replaced in a specialist workshop
Engine attachment slack Switch off motor immediately. Engine must be
secured at specialist garage
Motor speed drops off Depth of cut too great Select recommended working depth
Grass too high Mow the lawn before scarifying
Ejector channel blocked Pull out mains plug, remove blockage
Poor scarification results Depth of cut too small Set to greater depth of cut
Worn cutting blades Have cutting blades replaced in a specialist
workshop
Scarified material is not
being picked up
Grass catcher is not
filling up
Grass catcher is full, clogged Switch off aerator, empty grass catcher or clean air
slots in the grass catcher
Ejector channel blocked Pull out mains plug, remove blockage