Karcher KM 90-60 R Bp - Manual (Page 28)

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Danger
Risk of injury! Before carrying out any tasks on the machine, set the main key to "0" and remove it. Press emergency-stop button.
Troubleshooting
Fault Remedy
Appliance cannot be started Sit on the driver seat, the seat contact switch gets activated
Release emergency-stop button
Plug in the battery plug (KM 90/60 R Bp)
Set main switch to “1”
Check fuse F1, have it replaced by Kärcher customer service if required.
Check battery; charge it, if needed
Inform Kärcher Customer Service.
Machine is not sweeping properly Check roller brush and side brushes for wear, replace if necessary.
Check function of bulk waste flap
Check sealing strips for wear, adjust or replace as required
Check belts of sweeping drive.
Inform Kärcher Customer Service.
Dust gathers in the machine Empty waste container
Check suction fan drive belt
Check sealing cover on suction fan
Check hoses of suction blower for absence of leakness.
Check dust filter, clean or replace
Check filter case seal
Close wet/dry flap
Check sealing strips for wear, adjust or replace as required
Inform Kärcher Customer Service.
Poor cleaning performance at edges Replace side brush
Check sealing strips for wear, adjust or replace as required
Inform Kärcher Customer Service.
Side brush or roller brush is not be-
ing lowered Check fuse F2, replace if required.
Inform Kärcher Customer Service.
Insufficient vacuum performance Check filter case seal
Check sealing cover on suction fan
Check hoses of suction blower for absence of leakness.
Insert lamella filter correct; see Changing dust filter
Inform Kärcher Customer Service.
Roller brush does not turn. Remove belts or cords from roller brush
Inform Kärcher Customer Service.
Error code is displayed. Completely switch of the appliance and turn it back on.
If this error recurs, please contact the Kärcher customer service department
Error code
Indicator lamp -
service Indicator lamp -
battery charge
status indicator Indicator lamp -
Overload of the
filter cleaning Indicator lamp -
overlaod of the
drive motor Indicator lamp -
Overload of the
sweep roller Significance
yellow green/yellow/red red red red
blinking -- -- -- x Press emergency-stop button.
blinking -- -- x -- Overtemperature on the circuit board
blinking -- -- x x Battery voltage defective
blinking -- x -- -- Drive pedal error
blinking -- x -- x Line interruption, electrical consumers
blinking -- x x -- Short circuit, electrical consumers
blinking -- x x x Error while charging
blinking x -- -- -- Performance module defective
blinking x -- -- x Built-in charging device defective
blinking x -- x -- General contactor does not open
Off Not important x -- -- Overload of the filter cleaning
Off Not important -- x -- Overlaod of the drive motor
Off Not important -- -- x Overlaod of the sweep roller
28 EN