Troubleshooting Guide - Kärcher B 150 R Originalbetriebsanleitung

Replacing the disc brushes
1. Raise the cleaning head.
2. Press the brush replacement pedal down, beyond
the zone of resistance.
Illustration AK
Brush replacement pedal
1
3. Pull the 1st disc brush sideways and out from under-
neath the cleaning head.
4. Hold the new disc brush under the cleaning head,
then press upwards and latch it into position.
5. Repeat the procedure for the 2nd disc brush.
Replacing the side scrubbing deck brush (option)
1. Press the brush replacement lever downwards.
Illustration AN
Side scrubbing deck brush
1
Brush replacement lever
2
The brush falls out of the support.
2. Hold the new brush under the side scrubbing deck,
then press upwards and latch it into position
Replacing the side brush (SB variant only)
1. Unscrew the 3 screws.
Illustration AP
Side brush
1
Screw
2
Malfunction
Seat Switch opened!
Throttle Pedal Release!
No Travel Direction
Battery Discharged!
Supply Voltage Incorrect!
Charging Module Damaged!
Fresh Water Tank empty!
Brush Pressure Not Reached!
Wastewater Full!
Brake Damaged!
Engine Too Hot! Cool-down period
Horn Damaged!
Master Module Too Hot! Cool-down
period
Brush Drive Overload!
Malfunction
The device cannot be started
The water volume is insufficient
The suction performance is too low
2. Remove the side brush.
3. Slide on the new side brush.
4. Screw in and tighten the 3 screws.
Cleaning the fresh water filter
1. Drain the fresh water (see chapter "Draining fresh
water").
2. Unscrew the fresh water tank cap.
Illustration AO
Fresh water filter
1
Fresh water tank lock
2
3. Pull out the fresh water filter and rinse with clean wa-
ter.
4. Insert the fresh water filter.
5. Fit the fresh water tank lock.
Note: Take care to ensure that the hose connection
in the fresh water tank cap is positioned at the low-
est point in the tank after screwing the cap in place.

Troubleshooting guide

DANGER
The device can start unintentionally
People working on the device can be injured.
Remove the Intelligent Key prior to all work on the de-
vice.
Before carrying out any work, pull the mains plug of the
internal charger out of the socket.
Disconnect the battery connector before performing any
work.
Rectification
1. Release the accelerator pedal.
2. Relieve the driver's seat briefly so that the controller can check the function of the seat contact switch.
1. Release the accelerator pedal.
1. Call Customer Service.
1. Charge the battery.
1. Call Customer Service.
1. Check the charger.
1. Refill the fresh water tank.
1. Check the brushes for wear and replace if necessary.
2. Check the cleaning head functions: lower, raise.
1. Empty the waste water tank.
1. Stop driving the device.
2. Call Customer Service.
1. Set the safety switch to "0".
2. Allow the device to cool down for at least 15 minutes.
3. Contact Customer Service if this occurs repeatedly.
1. Call Customer Service.
1. Set the safety switch to "0".
2. Allow the controller to cool down for at least 5 minutes.
3. Significantly reduce the brush pressure on rough ground.
4. Contact Customer Service if this occurs repeatedly.
1. Have the brush pattern adjusted.
Malfunctions without information shown on the display
Rectification
1. Sit in the driver's seat.
2. Take your foot off the accelerator before switching on the safety switch.
3. Turn the safety switch to "1".
4. Check the battery and charge if necessary.
5. Set the programme switch to "OFF".
6. Wait 10 seconds.
7. Set the program switch to the desired program.
8. If possible, only drive the device on level ground.
9. Check the parking brake if necessary.
If the fault still occurs, call Customer Service.
1. Check the fresh water filling level, if necessary fill the tank completely so that the air is pressed out.
2. Remove and clean the fresh water filter.
3. Insert the filter and screw on the cap.
4. Only with R cleaning head: Pull off the water distribution strip on the cleaning head.
5. Only with R cleaning head: Clean the water channel.
6. Check the hoses for clogging and clean if necessary.
1. Clean the seals between the waste water tank and the cover, check for leaks and replace if necessary.
2. Check the turbine screen for soiling and clean if necessary.
3. Clean the suction lips at the suction bar, turn over or replace if necessary.
4. Close the lid on the waste water drain hose.
5. Close the cover of the waste water tank rinsing system.
6. Check the suction hose for clogging and clean if necessary.
7. Check the suction hose for leaks and replace if necessary.
8. Check the adjustment of the suction bar.
English
1. Drain the waste water.
2. Drain the remaining fresh water.
Note
If the malfunction cannot be remedied with the following
instructions, contact Customer Service.
Malfunctions with information shown on the
display
If faults are shown on the display, proceed as follows:
 Fault display as a numerical code
In the event of a fault display with a numerical code,
first reset the fault (the device):
a Set the programme switch to "OFF".
b Wait until the numeric code has gone out on the
display.
c Set the program switch to the previous program.
Carry out the appropriate remedial measures in
the order given only if the error occurs again. The
key-operated switch must be set to "0" and the
emergency stop button must be pressed.
d If the error cannot be rectified, call Customer Ser-
vice and state the error message.
 Fault display as text
a Follow the instructions on the display.
b Acknowledge the fault by pressing the info but-
ton.
Note
Error messages that are not listed in the following table
indicate errors that cannot be rectified by the operator.
In this case, please call Customer Service.
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