TROUBLESHOOTING GUIDE
NOTE: The machine is equipped with a control
system of the main functions with indication on
the display of a probable malfunction with codified
alarms: AL01, AL02 up to AL19. Instead, a problem
on the drive functioning foresees a check of the
quantity of blinkings to be read on the led placed
on the chopper card.
If with the key switch positioned clockwise to
switch on the machine the display and other
functions are not activated, it is necessary to check
the batteries' connection to the machine (see under
paragraph "CONNECTION BATTERIES' CONNECTION
AND SWITCHING ON OF THE MACHINE"). If the
problem persists, please contact the authorized
technical assistance.
THE SUCTION MOTOR DOES NOT WORK
1. Verify that the key switch (5) is positioned
clockwise to switch on the machine. In presence
of alarm signals it is necessary to switch off and
on
again
the
machine
functionality.
2. Check the charge level of the batteries on the
display (1).
3. Verify of having activated correctly the function
of drying (see under paragraph "STARTING OF
THE MACHINE").
If, both in mode (MAN) as (AUTO), the signal lamp
(18) is on but the suction system does not work, it
is necessary to check the connection of the suction
motor plugs situated in the compartment behind
the seat.
4. Check that the recovery tank is not full.
5. Check that the float switch (2) in the recovery
tank is assembled correctly.
If the problem persists, please contact the
authorized technical assistance.
THE BRUSHES MOTOR DOES NOT WORK
1. Verify that the key switch (5) is positioned
clockwise to switch on the machine. In presence
of alarm signals it is necessary to switch off and
on
again
the
machine
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 (23) is on but the brushes do not turn,
please
contact
the
authorized
assistance.
If the problem persists, please contact the
authorized technical assistance.
THE TRACTION MOTOR DOES NOT WORK
1. Sit on the guiding place.
2. Verify that the key switch (5) is positioned
clockwise to switch on the machine. In presence
of alarm signals it is necessary to switch off and
on
again
functionality.
3. Check the charge level of the batteries on the
display (1).
4. Check through the signal lamp (17) that the
to
restore
the
parking brake is not inserted and eventually
release it (see under paragraph "EMERGENCY-
PARKING BRAKE").
5. Check that the selector (8) is in the movement
position.
6. Press the accelerator pedal placed on the right
side to start the machine.
If the problem persists, please contact the
authorized technical assistance.
WATER DOES NOT COME DOWN ONTO THE
BRUSHES OR IS INSUFFICIENT
1. Verify that the key switch (5) is positioned
clockwise 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
paragraph "STARTING OF THE MACHINE").
4. Check that the solution valve is open (see under
paragraph
DETERGENT SOLUTION").
5. If, both in mode (MAN) as (AUTO), the signal
lamp (24) 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
to
restore
the
SOLUTION TANK AND OF THE OUTER FILTER").
If the problem persists, please contact the
authorized technical assistance.
technical
THE MACHINE DOES NOT CLEAN PROPERLY
1. The brushes do not have the suitable bristle
dimension: contact the authorized technical
assistance.
2. The brushes have got worn bristles. Check the
brushes wear condition and eventually replace
the
machine
to
restore
"FLOW
ADJUSTMENT
OF
paragraph
"CLEANING
OF
22
them (the brushes have to be replaced when the
bristles have reached a height of about 15mm).
3. To replace the brushes, see instructions under
paragraph
"BRUSHES
"BRUSHES ASSEMBLY".
4. The detergent solution is insufficient: open more
the solution valve (see under paragraph "FLOW
ADJUSTMENT OF THE DETERGENT SOLUTION").
5. Check that the liquid detergent is in the
recommended percentage.
6. 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 CLEANING").
3. Check the adjustment of the height and the
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 paragraph
"SQUEEGEE HOSE CLEANING").
7. Replace the rubbers if worn out.
Contact the authorized technical assistance for
advice.
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.
THE
THE
DISASSEMBLY"
and