Cleaning the fresh water filter
1. Drain the fresh water (see chapter "Draining fresh wa-
ter").
2. Unscrew the fresh water tank lock.
Fresh water filter
1
Fresh water tank lock
2
3. Pull out the fresh water filter and rinse with clean water.
4. Insert the fresh water filter.
5. Fit the fresh water tank lock.
Note: Ensure that the hose connection in the fresh wa-
ter tank lock lies at the lowest point after screwing tight.
Cleaning the water distribution strip
1. Press the latch in the direction of the arrow and hold it
there.
2. Pivot the water distribution strip forwards.
3. Pull out the water distribution strip longitudinally.
Malfunction
fresh water empty
water valve blocked
overload brush head
blocked main brush
overload side brush
Rectification
1. Refill the fresh water tank
1. Set the program 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 whether a foreign object is blocking the brushes, remove the foreign object if nec-
essary.
2. Set the program switch to "OFF".
3. Wait 10 seconds.
4. Set the program switch to the desired program.
1. Reduce the contact pressure of the side scrub deck brush.
4. Clean the water distribution strip.
5. Fit the water distribution strip back into the cleaning
head and snap the lock into place.
1. Wear safety goggles, protective clothing and protective
gloves.
2. Keep the battery cell plugs closed.
3. Remove the batteries.
4. Clean the plastic parts of the batteries and the battery
compartment using only 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 carried
out, the corresponding maintenance counter must then be
reset.
Note
Resetting of the maintenance counter is described in the
chapter "Gray Intelligent Key".
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 device.
Pull the mains plug of the internal charger out of the socket
before performing any work.
Disconnect the battery connector before performing any
work.
1. Drain the waste water.
2. Drain the remaining fresh water.
Note
If the fault cannot be remedied with the following informa-
tion, notify customer service.
Malfunctions with information shown on the
If the displayed fault is not in the following list, carry out the
following steps:
1. Turn the program switch to "OFF".
2. Wait 10 seconds.
3. Set the program switch to the previous function.
4. If the fault persists, notify customer service.
English
Cleaning batteries
display
21