THE SUCTION MOTOR DOES NOT WORK
1. Verify that the general switch (12) is on or that
the key switch (see under "OPTIONAL ACCESSORIES")
is in the correct position (clockwise).
2. Check the charge level of the batteries.
3. Check that the battery connector is correctly
plugged in.
4. Verify that the switch (3) is
on.
If the problem persists, please contact the authorized
technical assistance.
THE BRUSH/ES MOTOR DOES NOT WORK
1. Verify that the general switch (12) is on or that
the key switch (see under "OPTIONAL ACCESSORIES")
is in the correct position (clockwise).
2. Check the charge level of the batteries.
3. Check that the battery connector (1) is correctly
plugged in.
4. Verify that the switch (5) is on.
5. Activate the levers drive control.
6. On machines equipped with brush/es motor over-
load protection device (see under "OPTIONAL ACCES-
SORIES"), check that on the display (1) does not ap-
pear the alarm "AL01" (brush/es motor overload
alarm).
If the problem persists, please contact the authorized
technical assistance.
ATTENTION:
Never leave the batteries discharged for a long time.
THE MOTORS DO NOT FUNCTION
If the machine is supplied with the incorporated bat-
tery recharger (optional), check:
1. if the recharging of the batteries is being carried
out. In this case the machine is not connected.
2. that the switches are on.
3. that the general switch (12) is on or that the key
switch (see under "OPTIONAL ACCESSORIES") is in
the correct position (clockwise).
If the problem persists, please contact the authorized
technical assistance.
INSUFFICIENT WATER ON THE BRUSH/ES
1. Check that the solution valve lever (8) is open.
2. Check the level of the liquid in the solution tank.
3. Check that solution filter (1) is clean.
4. If the machine is equipped with solenoid valve
(see under "OPTIONAL ACCESSORIES"), act upon the
levers drive control (7).
5. If the machine is equipped with the 3S system
(see under "3S SYSTEM SOLUTION SAVING SYSTEM")
(optional), check that the switch of the detergent
solution supply is activated by choosing between the
traditional adjustment system through the solution
valve or the system of fixed optimum supply. Fur-
thermore, verify that the filter of the auxiliary hy-
draulic circuit is clean.
If the problem persists, please contact the authorized
technical assistance.
THE MACHINE DOES NOT CLEAN PROPERLY
1. The brushes do not have the suitable bristle di-
mension: use only original brushes. For advice, con-
tact the authorized technical assistance.
2. The brushes have got worn bristles. Check the
brushes wear condition and eventually replace them
(the brushes have to be replaced when the bristles
have reached a height of about 15mm).
To replace the brushes, see instructions at paragraph
"BRUSH/ES DISASSEMBLY" and "BRUSH/ES ASSEM-
BLY".
3. The solution detergent is insufficient: open more
the solution valve.
4. Check that the liquid detergent is in the recom-
mended percentage.
Contact the authorized technical assistance for ad-
vice.
THE SQUEEGEE DOES NOT DRY PERFECTLY
1. Check that the squeegee rubbers are clean.
2. Check the height and inclination of the squeegee
(see under "SQUEEGEE" in "BEFORE USE").
3. Check that the suction hose is correctly inserted
in the proper seat on the recovery tank.
4. Clean the suction filter.
5. Replace the rubbers if worn out.
6. Check that the suction motor switch is on.
7. Check that the recovery tank is empty.
EXCESSIVE FOAM PRODUCTION
Check that low foam detergent has been used. Even-
tually 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 ca-
se please dilute detergent solution.
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