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Brush or Pad are worn out, plastic disc touches the floor causing scratches.
The brush or Pad are not suitable for application, try with a softer type.
Brush is missing and metal parts interfere with the floor.
Main brush is worn out, have it replaced.
Pad is worn out, pad holder is touching the floor.
Brush head is damaged, contact the technical service.
Make sure there is voltage to the battery charger, that the fuses are not blown and that the current reaches the battery; try charging with another rectifier. If the battery charger is not working, contact the technical service centre and indicate the serial number of the battery charger.
See the battery charger instructions for troubleshooting.
Make sure the battery charger is correctly powered according with rated voltage.
The edge of the rubber blades in contact with the floor is worn.
The squeegee or hose is blocked or damaged.
The suction hose is not connected to the squeegee or is damaged.
The battery poles and charging terminals are dirty and oxidised.
The batteries are new and does not deliver 100% of its expected capacity. Perform 10 charging cycles.
Batteries are exhausted and need to be replaced.
[Ride On version] The battery has not been connected to the battery charger (for example, because the low voltage connector of the battery charger has been erroneously connected to the machine connector).
The tap stays open, because it is damaged or very dirty.
Faulty or dirty solenoid valve.
Filter is missing or cap is open.
Switch faulty.
Cable disconnected.
Vacuum motor is damaged.
Press the brush lever, press the brush button.
Charge the batteries.
Reconnect the power supply connector.
[Ride On version] The brush button has not been pressed.[Ride On version] Fuse blown, motor malfunction.
[Battery version] Battery connector is disconnected, the batteries are flat.[Ride On version] Emergency switch is activated.[Cable version] The machine is not plugged into the main socket.
Key switch is in off position, key is missing.
Turn off the vacuum cleaner and check the efficiency of the grounding of the power supply and make sure that you are using an antistatic suction hose.
Check if the green switch is pressed.
Check the hydraulic hose.
Check the correct positioning of the little water hose in the tank.
If malfunctioning can’t be fixed, Ask assistance to an authorized technician.
Turn off the vacuum cleaner and replace the filter or place it again correctly, after having carried out a careful cleaning.
Check the filtering kit installation.
Change clogged filters.
Remove blockages from accessories.
Check the filter.
Change the bag.
Check the correct positioning of the motorhead.
Turn off the vacuum cleaner and shake/replace the filter.
Turn off the vacuum cleaner and clean/replace the suction hose.
Turn off the vacuum cleaner and check the correct positioning of the motorhead.
Check the accessories connection.
[Wet & Dry version] Check the floater.[Wet & Dry version] Empty the tank.[Industrial version] Turn off the vacuum cleaner and check the efficiency of the tank gaskets.
Check cleaning filter.
Check accessories connection.
Ask authorized technical assistance.
Check that the voltage is present in the socket.
Check if the plug and the cable are undamaged.
Ask assistance to an authorized technician.
Extremely high environment humidity percentage.
High pressure pump gaskets worn.
High pressure pump pistons damaged.
Detergent tap closed/off or clogged.
Empty detergent tank.
The check valve of the detergent circuit is sticky or clogged.
Burner coil or high pressure outlet pipes clogged.
Pressure regulator is not set at maximum position.
Thermostat adjusted at minimum or not working.
Fuel filters clogged or dirty.
Fuel pump pressure setting not properly adjusted.
Contaminated fuel.
Fuel nozzle partially clogged.
Burner coil pipe internally clogged by limestone.
Water leaks from the high pressure outlet circuit.
Micro-switch of the bypass valve, or contactor, or electronic card not functioning.
Nofuel at the burner nozzle.
Missing fuel.
Suction pipe and/or, fuel filers clogged.
Fuel pump faulty.
Fuel solenoid not powered or defective or damaged.
Fuel nozzle clogged or spraying irregularly.
High voltage ignition transformer not functioning.
Sparking plugs are dirty or worn.
Empty detergent tank or nozzle not set in detergent mode.
The check valve of the detergent circuit is sticky or clogged.
High pressure outlet pipes clogged or too much extended (over 20 m). Wear and tear of the detergent nozzle.
Pressure regulator is not set at maximum position.
Defective water feeding connection.
Inlet water filter clogged.
Air intake from the water feeding circuit.
[Hot Water version] Air intake from the detergent circuit.Pump head valves ceased or worn.
[Cold Water version] Lance nozzle set in low pressure mode (detergent mode).High pressure nozzle worn or deformed.
Pressure adjusting valve setting at minimum position.
Seat of pressure adjusting valve damaged.
Pump gaskets worn or water leaks from the pump head.
Bad or missing water feeding connection.
Inlet water filter clogged.
Air intake from the water feeding circuit.
Pump head valves ceased.
High pressure nozzle clogged.
No electrical connection.
Electric motor overload, thermal sensor tripping or burnt fuses.
Low voltage transformer burnt.
Contactor not working.
The safety total stop system (20 minute) is activated.
The micro leak control is activated.
The water feeding control is activated.
No electrical connection.
No electrical supply to the electric motor or motor thermal sensor overload intervened or burnt fuses.
The micro-switch of bypass valve not working (only for machine with total stop system).
Contactor not working.
Electronic card burnt or damaged (only for machine with total stop system).
Speed potentiometer is damaged or not adjusted properly.
Traction pedal does not return to neutral position, contact the assistance.
Seat switch is not activated evenly.
Check if brush motor is rotating without obstructions.
Check if the battery/ies are performing properly, check the liquid level inside.
Adjust and reduce main brush pressure.
The main brush is not adjusted correctly or is worn.
The main brush has collected string or wire.
The flaps are damaged. Debris bin full.
Pedal not pressed, microswitch under seat not pressed.
Accelerator potentiometer malfunction.
Traction motor is too hot, let it cool down 45 min.
Check if traction belt is undamaged.
Check if the wheels are not blocked.
Check if wheels are free from plastic cords.
Main filter is missing or damaged.
Side flaps damaged, waste bin full.
Do not use side brush indoor.
Damaged belt.
Side brush is missing or damaged.
Side brush is not in contact with floor.
Filter shaker switch not pressed.
Filter shaker motor faulty.
Motor is damaged, contact the assistance.
Switch faulty.
Cable disconnected.
Press the brush lever, press the brush button.
[Battery version] Charge the batteries.[Cable version] Reconnect the power supply connector.[Ride On version] The brush button has not been pressed.[Ride On version] Fuse blown, motor malfunction.
The batteries are disconnected.
Emergency switch is activated.
Key switch is in off position, key is missing.