BR 400
17
English
4. Troubleshooting
You may be able to rectify some malfunctions by yourself.
Malfunction
Possible cause
Remedy
No or insufficient
detergent solution on floor
Fresh water tank is empty
Fill up
Connection between fresh water
tank and pump leaks
Check connection
Pump defective
Call customer service
Insufficient suction or
insufficient suction result
on floor
Fresh water tank does not correctly
installed on the dirty water tank
Check and install correctly
Seal on tank is dirty or damaged
Clean or replace
Rubber lips on suction foot are dirty
or worn out
Clean or replace
Suction channel blocked
Clean
Suction turbine defective
Call customer service
Insufficient cleaning
Brush pressure is too low
Increase contact pressure
Brush worn out
Replace
Brush roller is not correct for surface For very dirty surfaces use
Nylon-Grit Brush Roller (special
accessories)
Brush rollers are blocked
Foreign object swept in
Remove foreign object, press
reset switch below the tank
Too much friction
Reduce contact pressure
Brush rollers do not turn
Belt defective
Call customer service
Brush motor defective
Call customer service
Excess current circuit-breaker was
tripped
Check, press reset switch
below the tank