96
Malfunctions
Malfunction Possible causes Troubleshooting Page
Machine without function
Machine is switched off
• Turn the key
86
Emergency stop button pressed
• Release the emergency stop but-
ton
86
Main fuse is defective
• Check/replace fuse
• Contact your service partner
Error code on the display • Contact your service partner 98
Immobilizer activated or fault in the
controls
• Sit down on the driver seat
Batteries discharged or battery char-
ger defective
• Load batteries
• Contact your service partner
89
Batteries defective • Contact your service partner
Brush does not rotate
Brush drive switched off • Press Brush button 86
Main fuse is defective
• Replace fuse
• Contact your service partner
Motor rotates, brush does not
• Drive belt defective
• Check if the tool is engaged
• Contact your service partner
Poor suction performance Floor re-
mains wet Drain water is not
absorbed
Suction unit switched on • Press suction unit button 86
ECO button pressed • Switch off ECO button 86
Suction hose not connected • Connect suction hose 90
Suction nozzle not on the floor
• Check suction nozzle suspension
for functionality
90
Blades worn out
• Replace blades
95
Suction hose or squeegee clogged
(e.g. pieces of wood, pieces of fab-
ric)
• Remove any foreign matter
Suction filter clogged • Remove any foreign matter 86
Suction unit indicator lights up but
vacuum cleaner is not running
• Check fuse and replace it, if nec-
essary
• Fuse is OK, contact your service
partner
90
Suction unit switches off
Recovery tank full
• Drain recovery tank
• Check fuse
94
Recovery tank contaminated
• Check recovery tank and clean it, if
necessary
94
Insufficient cleaning solution supply
Fresh water tank empty • Check fresh water tank 93
Quantity of the cleaning solution is
set too low
• Adjust cleaning solvent volume
with +/- buttons
86
Cleaning solvent button switched off • Press cleaning solvent button 86
Fresh water tank filter • Filter
Brush unit or suction unit cannot be
turned off
Error in the electronic system or in
the control panel
• Stop the machine using emergen-
cy stop
• Contact your service partner
86