![background image](http://html2.mh-extra.com/html/karcher/b-90-r/b-90-r_manual_3517104020.webp)
-
6
Repeat process on the drawbar on the
opposite side.
Push the pedal for raising/ lowering the
cleaning head down.
Slide the cleaning head under the appli-
ance so that the hose points toward the
rear.
Only slide the cleaning head halfway
under the appliance.
Figure 19, see cover page
Unscrew the star handle and remove
the lid.
Figure 20, see cover page
Connect the power cord of the cleaning
head to the appliance (same colours
must meet).
Slide the lid in and screw tight.
Slide the cleaning head halfway under
the appliance.
Figure 16, see cover page
Connect the hose couplers on the
cleaning head to the hose on the appli-
ance.
Figure 21, see cover page
Insert the tab into the middle of the
cleaning head, between the fork of the
lever.
Position the lever on the pedal for rais-
ing/lowering so that the borings in the
lever and the cleaning head align.
Insert the stop pin through the bushings
and swivel the locking plate downward.
Figure 22, see cover page
Insert the cylinder pin into the boring of
the drawbar.
Slide the drawbar with the pin the guide
channel on the cleaning head all the
way to the bottom.
Insert the locking plate into the guide
channel and lock it in.
Repeat process on the drawbar on the
opposite side.
Figure 23, see cover page
Press in the locking plate and swivel the
drawbar upward.
The subsequent removal will take place in
the opposite order of the installation.
The removal will take place in the opposite
order of the installation.
Lift the cleaning head.
Figure 24, see cover page
Loosen the lock of the wiper flap.
Swivel the wiping flap out of the way.
Figure 25, see cover page
Loosen the lock of the wiper flap.
Push the bearing lid down and remove.
Pull out the brush roller.
Insert a new brush roller.
Reattach the bearing lid and the wiper
flap in reverse sequence.
Repeat process on the opposite side.
Lift the cleaning head.
Press the pedal for changing the brush-
es downward beyond its resistance.
Pull the disc brush out of the side below
the cleaning head.
Hold the new disc brush under the
cleaning head, push upward and lock.
Unscrew the right stepping platform
and remove along with the drive pedal.
Figure 26, see cover page
1 Covering lid
2 Cover
3 Hose switch
4 Pump hose
5 Rotor
Remove covering lid.
Remove cover.
Remove the hose holder with the pump
hose (turn manually to remove the rotor
manually).
Replace pump hose.
Dosing pump and appliance are
brought into operational state by per-
forming the same steps in the reverse
direction.
In case of danger of frost:
Empty the fresh and dirt water reser-
voirs.
Store the appliance in a frost-protected
room.
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.
Place the appliance on a stable, even sur-
face and disconnect the battery.
Drain and dispose of the dirt water and
the residual fresh water.
In case of faults that cannot be remedied
using the table below please contact the
customer service.
Note
Defective pole fuses should only be re-
placed by the service center. If these fuses
are defective, then customer service center
has to check the usage conditions and the
entire control system.
If errors appear on the display, then pro-
ceed as follows:
Set the key switch to "0" (switch off the
machine).
Wait till the text on the display has dis-
appeared.
Set the main switch again to "1" (switch
on the machine). Carry out the trouble-
shooting measures in the given se-
quence only if the fault occurs again. At
such times, always bring the main
switch to the "0" position and ensure
that the emergency-stop button is de-
pressed.
If the fault cannot be repaired, call cus-
tomer service and mention the error
message.
Note
Error messages that are not listed in the fol-
lowing table, point to errors that cannot be
fixed by the operator. If these are dis-
played, consult Customer Service.
Install R cleaning head
Remove D cleaning head
Remove R cleaning head
Replacing the brush rollers
Replacing the Disk Brushes
Replace pump hose (only Dose model)
Frost protection
Troubleshooting
Replace fuses
Fault indication
Faults with display
Display
Cause
Remedy
E: Did you press
the emergency
stop button !?!
Press emergency-stop button.
Release emergency-stop button by turning. Set the main switch to "0". Wait
until display goes off. Set the main switch back to "1".
E: Pow.module hot
Let cool down!
Control is overheated
Turn the key switch to "0". Wait at least 5 minutes to let the control cool off.
Turn the appliance back on.
E: Overload
BRUSH
Overload on brush motor
Set key switch to “0”. Wait for 3 seconds. Turn the appliance back on. Reduce
the brush contact pressure.
E: Hardw. failure
Onboardcharger
Interference in the integrated
charger (only Pack model)
Disconnect the power cord plug of the charger. Wait for 10 seconds. Plug in
the power cord plug. If the error message appears again: Call customer serv-
ice.
E: Failure char-
ging battery
Battery defective
Check battery.
20
EN
Summary of Contents for B 90 R
Page 2: ...1 2...
Page 3: ...2 3...
Page 4: ...3 4...
Page 115: ...6 0 10 0 R R 12 R Dose K rcher 13 14 15 16 17 18 19 R D D D 115 EL...
Page 116: ...7 20 16 21 22 23 24 25 26 1 2 3 4 Pumpenschlauch 5 0 0 1 0 D D Dose 116 EL...
Page 118: ...9 1 Not Aus 0 10 1 D Eco Eco Eco 0 10 1 Dose Dose 118 EL...
Page 135: ...6 11 0 10 0 R R 12 R Dose K rcher 13 14 15 16 17 R D D 135 RU...
Page 136: ...7 18 19 20 16 21 22 23 24 25 26 1 2 3 4 5 0 0 1 0 R D R Dose 136 RU...
Page 138: ...9 1 0 10 1 R Eco Eco Eco 0 10 1 Dose Dose 138 RU...
Page 225: ...6 11 0 10 0 R R 12 R Dose K rcher 13 14 15 16 17 R D D 225 BG...
Page 226: ...7 18 19 20 16 21 22 23 24 25 26 1 2 3 4 5 0 0 1 0 R D R Dose 226 BG...
Page 228: ...9 1 0 10 1 R Eco Eco Eco 0 10 1 Dose Dose 228 BG...
Page 264: ...6 0 10 0 R R 12 R Dose K rcher 13 14 15 16 17 18 19 20 R D D R 264 UK...
Page 269: ...www PcDPaeDP asw...
Page 271: ...9 5 95 9 R Eas Eas Eas 5 95 9 esoD esoD...
Page 272: ...E 5 9 E 5 5 E 5 3 E kcaP 95 E E 95 5 3 5 65 95...
Page 273: ...5 5 9 5...
Page 274: ...R R esoD dPaeDP 93 e R e R esoD 62 1 2 3 4 5...
Page 275: ...vdA 95 vdA 99 R 95 e 5 R...
Page 278: ...9 5 9 6 95 95 9 E F vdA 2 Std xxxxxhxxm cicoola 2 E F 95 5 9...
Page 281: ...5 152659 5 95 5 05 9...
Page 282: ......
Page 283: ......
Page 284: ......