Malfunctions
Malfunction
Machine not functional, cannot be
turned on
Brush does not rotate
Poor suction performance Ground
remains wet Soiled water is not
vacuumed up
Suction unit switches off
Insufficient cleaning solution supply
Brush unit or suction unit cannot be
turned off
Possible causes
Machine is switched off
Emergency stop button pressed
Main fuse is defective
Error code on the display
Immobilizer activated or fault in the
controls
Batteries not charged or battery
charger defective
Batteries defective
Brush drive switched off
Main fuse is defective
Motor rotates, brush does not
Suction not switched on
Suction hose not connected
Suction nozzle on the floor
Blades worn out
Suction hose or squeegee clogged
(e.g. pieces of wood, pieces of fab-
ric)
Suction filter clogged
Suction unit indicator lights up but
vacuum cleaner is not running
Recovery tank full
Recovery tank contaminated
Fresh water tank empty
Quantity of the cleaning solution is
set too low
Cleaning solution button switched off • Press cleaning solution button
Fresh water tank filter
Error in the electronic system or in
the control panel
Troubleshooting
• Turn the key
• Release the emergency stop but-
ton
• Check/replace fuse
• Contact your service partner
• Contact your service partner
• Sit down on the driver seat
• Charge batteries
• Contact your service partner
• Contact your service partner
• Press Brush button
• Replace fuse
• Contact your service partner
• Drive belt defective
• Check if the tool is engaged
• Contact your service partner
• Press suction unit button
• Connect suction hose
• Check suction nozzle suspension
for functionality
• Replace blades
• Remove any foreign matter
• Remove any foreign matter
• Check fuse and replace it, if nec-
essary
• Fuse is OK, contact your service
partner
• Drain recovery tank
• Check fuse
• Check recovery tank and clean it, if
necessary
• Check fresh water tank
• Adjust cleaning solution volume
with +/- buttons
• Filter
• Stop the machine using emergen-
cy stop
• Contact your service partner
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