Malfunctions
Malfunction
Machine without function
Brush unit or suction unit cannot be
turned off
Front and lateral cleaning unit cannot
be activated or is automatically re-
tracted during cleaning
Front cleaning unit cannot be lifted
any more or the brush unit falls out
when removing the brushes
Brush does not rotate
Poor suction performance - Floor re-
mains wet - Soiled water is not vacu-
umed up
Suction unit switches off
88
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
Battery discharged or defective, Bat-
tery charger defective
Batteries defective
Error in the electronic system or in
the control panel
Error in the electronic system or in
the control panel
Brush unit for front cleaning brushes
uncoupled
Brush drive switched off
Main fuse is defective
Motor rotates, brush does not
Suction not switched on
ECO button pressed
Suction hose not connected
Suction nozzle / squeegee not on the
floor
Blades worn out
Hose or suction nozzle clogged (e.g.
pieces of wood, remnants)
Suction filter clogged
Suction unit indicator lights up but
vacuum cleaner is not running
Recovery tank full
Recovery tank contaminated
Troubleshooting
• Turn the key
• Press the emergency stop to deac-
tivate it
• Check/replace fuse
• Contact your service partner
• Contact your service partner
• Stand on the running board
• Load batteries
• Contact your service partner
• Contact your service partner
• Stop the machine using emergen-
cy stop
• Contact your service partner
• Switch the machine off and back
on again
• Contact your service partner
• Re-couple the brush unit
• Contact your service partner
• Press Brush button
• Replace fuse
• Drive belt broken
• Contact your service partner
• Press suction unit button
• Switch off ECO button
• Connect suction hose
• Check suction nozzle / squeegee
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 battery monitoring
• Check fuse
• Check recovery tank and clean it, if
necessary
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