
17
6. If, both in mode (MAN) as (AUTO), the signal
lamp (8) is on but the suction system does not
work, please contact the authorized technical
assistance.
THE BRUSHES MOTOR DOES NOT WORK
1. Verify that the key switch is positioned clock-
wise to switch on the machine. In presence of
alarm signals it is necessary to switch off and on
again the machine to restore the functionality.
2. Check the charge level of the batteries on the
display (1).
3. Verify of having activated correctly the function
of washing with the brushes (see under
paragraph “STARTING OF THE MACHINE”).
4. If, both in mode (MAN) as (AUTO), the signal
lamp (18) is on but the brushes do not turn,
please contact the authorized technical
assistance.
THE TRACTION MOTOR DOES NOT WORK
1. Sit on the guiding place.
2. Verify that the key switch is positioned clock-
wise to switch on the machine. In presence of
alarm signals it is necessary to switch off and on
again the machine to restore the functionality.
3. Check the charge level of the batteries on the
display (1).
4. Check through the signal lamp (15) that the
parking brake is not inserted and eventually
release it (see under paragraph “EMERGENCY-
PARKING BRAKE”).
5. Press the accelerator pedal placed on the right
side to start the machine.
If the problem persists, please contact the autho-
rized technical assistance.
THE WATER DOES NOT COME DOWN ONTO
THE BRUSHES OR IS INSUFFICIENT
1. Verify that the key switch is positioned clock-
wise to switch on the machine.
2. Check the charge level of the batteries on the
display (1).
3. Verify of having activated correctly the function
of washing with the brushes (see under para-
graph “STARTING OF THE MACHINE”).
4. Check that the solution valve is open (see
under paragraph “FLOW ADJUSTMENT OF THE
DETERGENT SOLUTION”).
5. If, both in mode (MAN) as (AUTO), the signal
lamp (20) is on but the detergent solution does
not come down onto the brushes, it is necessary
to:
a. check the level of the liquid in the tank.
b. check that the solution filter is clean (see under
paragraph “CLEANING OF THE SOLUTION
TANK AND OF THE OUTER FILTER”).
c. check that the inner filter of the solution tank is
clean (see under paragraph “CLEANING OF THE
INNER FILTER SOLUTION TANK”).
If the problem persists, please contact the autho-
rized technical assistance.
THE MACHINE DOES NOT CLEAN PROPERLY
1. The brushes do not have the suitable bristle
dimension: contact the authorized technical as-
sistance.
2. The brushes have got worn bristles. Check the
brushes wear condition and eventually replace
them.
To replace the brushes, see instructions under
paragraph “BRUSHES DISASSEMBLY” and
“BRUSHES AS-SEMBLY”.
3. The detergent solution is insufficient: open
more the solution valve (see under paragraph
“FLOW ADJUSTMENT OF THE DETERGENT
SOLUTION”).
4. Check that the liquid detergent is in the recom-
mended percentage.
5. Increase the brushes base pressure (see under
paragraph "ADJUSTMENT OF THE BRUSHES
PRESSURE").
Contact the authorized technical assistance for
advice.
THE SQUEEGEE DOES NOT DRY PERFECTLY
1. Check that the suction function is on and that
the recovery tank is not full.
2. Check that the squeegee rubbers are clean
(see under paragraph “SQUEEGEE CLEAN-
ING”).
3. Check the adjustment of the height and the
inclination of the squeegee (see under paragraph
“ADJUSTMENT OF THE SQUEEGEE”).
4. Check that the suction and the squeegee
hoses are correctly inserted in their proper seats
on the recovery tank.
5. Clean the suction filter (see under paragraph
“SUCTION FILTER CLEANING”).
6. Clean the squeegee hose (see under para-
graph “SQUEEGEE HOSE CLEANING”).
7. Replace the rubbers if worn out.
EXCESSIVE FOAM PRODUCTION
Check that low foam detergent has been used.
Eventually add small quantities of anti foam liquid
into the recovery tank.
Please be aware that a bigger quantity of foam is
produced when the floor is not very dirty. In this
case please dilute detergent solution.
Содержание BR 28/27
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