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2. Rinse the float with clear water.
3. Rinse the float switch with clear water.
4. Remove and clean the fluff filter.
Replacing the disc brush
Note
Replace the disc brushes when the bristle length has
reached 10 mm.
1. Raise the cleaning head.
2. Push the brush replacement pedal down.
3. Pull the 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.
Cleaning the fresh water filter
1. Drain the fresh water (see chapter "Draining fresh
water").
2. Unscrew the fresh water tank cap.
Malfunction
fresh water empty
water valve blocked
overload brush head
blocked main brush
overload side brush
blocked drive motor
battery low
battery empty
seat switch open
switch on!
restart machine
release throttle
Malfunction
The device cannot be started
The device is no longer running, dis-
play shows "battery empty"
The device moves unevenly (jerks)
when starting and stopping.
The water volume is insufficient
The fresh water display shows the
wrong filling level after emptying the
tank manually.
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.
Cleaning batteries
1. Wear safety goggles, protective clothing and protec-
tive gloves.
2. Keep the battery cell plugs closed.
3. Remove the batteries.
4. Only clean the plastic parts of the batteries and the
battery compartment with water or water-soaked
cleaning cloths without additives.
5. Dry the surfaces after cleaning.
6. Reinstall the batteries.
Resetting the maintenance counter
If maintenance work shown in the display has been car-
ried out, the corresponding maintenance counter must
then be reset.
Note
Resetting the maintenance counters is described in the
chapter "Grey Intelligent Key".
Rectification
1. Refill the fresh water tank
1. Set the programme switch to "OFF".
2. Wait 10 seconds.
3. Set the program switch to the desired program.
1. Reduce the contact pressure of the brushes.
1. Check if the brushes are blocked by a foreign body and remove the foreign body if necessary.
2. Set the programme switch to "OFF".
3. Wait 10 seconds.
4. Set the program switch to the desired program.
1. Reduce the contact pressure of the side scrubbing deck brush.
1. Check the wheels for blockage, remove foreign objects.
2. Set the programme switch to "OFF".
3. If the engine has overheated, let it cool down for at least 15 minutes, otherwise wait 10 seconds.
4. Set the program switch to the desired program.
1. Set the program selector switch to TRANSPORT MODE.
2. Drive the device directly to the charger (or with an internal charger to the socket). Avoid gradients.
3. Charge the battery.
1. Set the program selector switch to TRANSPORT MODE.
2. Drive the device by the shortest route to the charger (or to the socket in the case of an internal charger). Avoid gradients.
3. Charge the battery.
1. Relieve the driver's seat briefly so that the control can check the function of the seat contact switch.
1. Set the safety switch to "1".
1. Set the programme switch to "OFF".
2. Wait 10 seconds.
3. Set the program switch to the desired program.
1. Release the accelerator pedal.
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. Set the programme switch to "OFF".
2. Wait 10 seconds.
3. Set the program selector switch to "TRANSPORT MODE".
4. Drive to the charging station.
5. If the device still does not run, charge the battery on site or unlock the brake (see "Operation/pushing the device") and push
the device to the charging station.
1. Unlock the brake lock (see "Operation/pushing the device").
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. Check the hoses for clogging and clean if necessary.
1. Use the device. During operation, the hose system will vent and the filling level display will correct itself.
English
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.
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 the displayed malfunction is not in the following list, do
the following:
1. Turn the key-operated switch to "OFF".
2. Wait 10 seconds.
3. Set the program switch to the previous function.
4. If the malfunction recurs, call Customer Service.
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