BM2 BIEMMEDUE WET 350 EL Manual De Instrucciones página 23

OPERATING MANUAL
11.3 Cleaning the recovery tank
Proceede following the indications in chapter "10.1 Recovery tank cleaning".
12 TROUBLE SHOOTING
12.1 Insufficient water to the brushes
1. Check that water lever is open or that the water regulation is not set in OFF position (Plus version only).
2. Check that there is water in the solution tank.
3. Check that hoses are cleaned and not damaged.
4. Check the solenoid valve conditions. If the solenoid works properly you can hear a "click" sound when switching on
and off the brushes after pressing the accelerator.
5. Check that the wirings are not cut or damaged.
6. Check that the water pump works correctly.
12.2 Squeegee does not dry perfectly
1. Check that the squeegee is clean.
2. Check all squeegee adjustments (read chapter "6 – PREPARING THE MACHINE")
3. Check that the cover of the recovery tank is correctly positioned and closed.
4. Clean the entire vacuum unit (see chapter "11 – WEEKLY MAINTENANCE").
5. Replace worn squeegee rubber blades.
12.3 Machine does not clean well
1. Check the brushes condition and replace if necessary. Brushes must be replaced when bristles are about 20 mm.
high. Working with brushes that are too worn may cause damage to the floor.
2. Use another type of brush rather than the standard brush. We recommend, to clean floors with exceptionally tough
dirt, the use of special brushes or pads that are supplied on request and according to your specific needs
12.4 Too much foam is generated
Use a low-foam detergent. Add if necessary a small quantity of anti-foam liquid to the recovery tank. Remember that
more foam is generated when the floor is not very dirty. In this case use a more diluted detergent solution.
The excessive amount of foam caused by improper use of the detergent can damage the vacuum motor.
12.5 Vacuum motor does not operate
1. Check that the LED signal on the vacuum switch on the console is on.
2. Check that the electrical connector is properly connected.
3. Check the battery level.
If the vacuum motor does not work properly once the relative switch on the console has been activated, it is
necessary to check the thermal switch of the vacuum and reset it if necessary.
12.6 Brushes motor does not operate
1. Check that the LED signal on the brushes switch on the console is on.
2. Check that the electrical connector is properly connected.
3. Check the battery level.
If the brushes motor does not work properly once the relative switch on the console has been activated, it is
necessary to check the thermal switches of the brushes and reset it if necessary.
12.7 Machine does not start
1. The operator must be sitting correctly on the driver's seat.
2. Check that the emergency switch is up.
3. Check that connector is connected to the batteries.
4. Check that the key-operated switch in ON position.
5. Check the battery level.
12.8 Thermal switches
The machine is equipped with thermical switches to protect:
•
electric controls (3 A)
•
actuators, pumps, reverse buzzer, flashing light, lights (optional) (3 A. 8 A if in Plus version)
•
brush motors (30 A)
•
suction motor (30 A)
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