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English 13
entire control system.
The control unit is located below the operat-
ing panel. To access the fuses the cover on
the left side of the foot compartment must
be removed in advance.
Î Turn out the fastening screws at the up-
per end of the cover.
Î Remove cover.
Î Replace fuse.
Î Replace cover.
Note
The population of fuses is displayed on the
inner side of the cover.
The display shows the existing faults at in-
tervals of 4 seconds (example:
Fault scrubbing
funktion H1/022
If the faults continue to be displayed on the
console even after 4 seconds, then proceed
as follows:
Î Set main switch to “0”.
Î Wait till the text on the display has dis-
appeared.
Î Set main switch to “1”.
Carry out the troubleshooting measures
in the given sequence only if the fault
occurs again. The key switch must be in
position "0" and the battery plug must
have been pulled out.
Î If the fault cannot be repaired, call cus-
tomer service and mention the fault
code(s) (H1/022 in the example).
Fault indication
Faults with display
Display Cause Remedy
Seat switch broken seat switch open Seat contact switch has not been
activated.
The machine operates only if the operator is seated on
the seat.
Release accelera-
tor!
release throttle? The gas pedal is depressed when
the main switch is on.
Take your foot off the accelerator before switching on the
main switch. If the fault recurs, call customer service.
battery empty ->
charge!
battery empty ->
charge!
The discharge level of the battery
has been reached. Cleaning units
can no longer be operated. Drives
and lighting can be activated.
Drive the machine to the charging station and charge the
battery.
battery totally dis-
charged!
battery totally
discharged!
More than the permissible battery
capacity has been utilised. All units
will be switched off. Machine is no
longer ready for operations.
Manually unlock the front wheel brake. (Caution! The ap-
pliance does not have any braking effect now!) If unlock-
ing is not possible, then call customer service. Move the
machine slowly to the charging station. Charge battery.
Dirty reservoir full,
cleaning stopped
sewage tank full
cleaning stops
Dirty water reservoir is full. Empty the dirty water reservoir.
Operating hours
set to 0!
operating hours
set to 0!
Internal machine error while saving
the number of operating hours.
During restart, the operating hours
are always reset to 0.
None, for information.
Module tempera-
ture high! Let cool
down!
module temp.
high let cool
down!
Controls are too hot. Set main switch to “0”. Wait at least 10 minutes. Set main
switch to “1”.
Drive motor hot!
Let it cool down!
drive motor hot!
let it cool down!
Drive motor has got overheated
due to a steep climb or locked
brake.
Set main switch to “0”. Wait at least 10 minutes. Set main
switch to “1”. If possible, use the unit only on level sur-
faces. If required, check the functioning of the immobilis-
ing brake and driving pedal.
Contactor open!! contactor open!! Defective controls. Set main switch to “0”. Wait at least 10 minutes. Set main
switch to “1”.
Shut down, miss-
ing bus supply
Shutdown, miss-
ing bus supply
Inform Customer Service