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8.9 RECOMMENDED SPARE PARTS
You'll always be able to use your machine as effi-
ciently as possible by maintaining a stock of the
most common consumable materials and by sche-
duling routine and extraordinary maintenance. Con-
tact your dealer for a list of these spare parts.
9. OPERATING CHECKS
9.1 THE MACHINE DOESN'T WORK
The key isn't inserted or correctly turned.
☺ Insert and turn the key to position "1".
The battery connector is disconnected or poorly
attached to the main wiring connector.
☺ Firmly connect the two connectors.
The machine is charging.
☺ Complete the charging operation.
The batteries are dead.
☺ Charge the batteries.
9.2 THE BRUSHES DON'T ROTATE
The brush motor switch is not selected.
☺ Press the button to activate the brushes.
The brush motor thermal breaker tripped; the
motor overheated.
☺ Troubleshoot the cause (cords or similar items
that impede movement, surface too rough, etc.)
and press the reset breaker (the first from the top).
The transmission belt is broken.
☺ Replace it.
The motor relay or the brush motor is broken.
☺ Replace it.
9.3 NOT ENOUGH OR TOO MUCH DETERGENT
The detergent solution tank is empty.
☺ Fill the detergent solution tank after having em-
ptied the recovery tank.
The flow adjustment lever is closed or almost
closed.
☺ Adjust/increase the detergent solution outlet
flow as required.
The detergent feed conduit is clogged in some
point.
☺ Clean out the conduit by removing the dirt.
9.4 NO SUCTION
The suction hose is not connected to the squee-
gee.
☺ Connect it correctly.
The suction hose or the squeegee conduit are
clogged.
☺ Clean out and remove any obstructions from the
conduits.
The suction motor is turned off.
☺ Activate it.
The recovery tank is full.
☺ Empty it.
The suction motor is not receiving electric power
or is burned.
☺ Check the connections and, for the latter case,
replace the motor.
9.5 INSUFFICIENT SUCTION
The recovery tank cover was not correctly ti-
ghtened.
☺ Tighten it correctly.
The recovery tank drain hose plug is not perfec-
tly closed.
☺ Close it correctly.
The suction hose, the squeegee conduit or the
inspection compartment is clogged.
☺ Clean out and remove any obstructions from the
conduits.
9.6 THE BRUSH MOTOR OR THE SUCTION
MOTOR DOESN'T STOP
☺ Stop the machine, cutting off the main power
supply and disconnecting the main battery connec-
tor, and contact the technical service centre.
9.7 THE SQUEEGEE DOESN'T CLEAN OR DRY
EFFICIENTLY
The squeegee blades are worn or are dragging
solid dirt.
☺ Replace or clean them.
The squeegee adjustment is not correct; the
advancement must be exactly perpendicular to the
running direction.
☺ Adjust the squeegee.
The suction hose or the squeegee conduit are
clogged.
☺ Clean out and remove any obstructions from the
conduits.
9.8 THE BATTERY CHARGER DOESN'T WORK
The battery charge doesn't start.
☺ Check that the battery charger is connected to
the battery. Consult the battery charger manual.
9.9 THE BATTERIES DO NOT CHARGE OR DO
NOT HOLD A CHARGE
At the end of the charging process, the battery
is not correctly charged (see the battery manufac-
turer's instruction-maintenance manual)
☺ Check the battery charger error message and
check the data indicated on the display (see the
battery charger's instruction manual).
The batteries are new and do not generate
100% of the rated performances.
☺ The accumulator reaches the maximum perfor-
mance after 20-30 complete charge cycles.
The electrolyte has evaporated and does not
completely cover the plates.
☺ Check the battery manufacturer's use and main-
tenance manual.
There are significant differences in density
among the various elements.
☺ Replace the damaged battery.
Always consult the battery and battery charger use
and maintenance manual. If this does not solve the
problem, contact the authorised technical service
centre.
The manufacturer CANNOT solve problems
caused by using batteries and battery char-
gers that were not directly supplied.
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