17
Important
Never use a fuse with a higher amperage than specified.
If a fuse continues to blow, the fault in the wiring, boards (if present) or motors must be identified and repaired.
Have the machine checked by qualified personnel.
9.3. Routine maintenance
9.3.1. Daily operations
After each day’s work, proceed as follows:
1. empty the recovery tank and clean if necessary;
2. clean the squeegee blades and check for wear. If necessary, replace;
3. check that the suction hole in the squeegee is not blocked, if necessary remove encrusted dirt;
4. charge the batteries according to the procedure described.
9.3.2. Weekly operations
1. clean the recovery tank float switch and make sure it is working correctly;
2. clean the suction hose;
3. clean the recovery tank and solution tank.
9.3.3. Six monthly operations
Have the electrical circuit checked by qualified personnel.
10. Troubleshooting
PROBLEM
CAUSE
REMEDY
The machine does not
function
Battery connector disconnected.
Connect the batteries to the machine.
The batteries are flat.
Charge the batteries.
Fuse blown.
Replace the fuse.
Temperature power board >85°C.
Stop the machine, leave to cool down for 45’.
MOSFET temperature > 150°C.
Stop the machine, leave to cool down for 45’.
The brush doesn’t
rotate
The brush button LED is off,
Press the brush button.
The brush lever has not been pressed.
Press the brush lever.
The brush motor thermal cutout has tripped;
the motor has overheated.
Release the brush lever, press the brush button (LED
off ), leave the machine to cool down for at least 45’.
MOSFET temperature >150°C.
Stop the machine, leave to cool down for 45’.
Excessive motor absorption >30 A for 1 second.
Stop the machine and check the motor.
The power supply or motor thermal cutout
connectors are disconnected.
Reconnect the power supply or motor thermal
cutout connectors.
Fuse blown.
Replace fuse.
The batteries are flat.
Charge the batteries.
The reduction unit is faulty.
Have the reduction unit replaced.
The motor is faulty.
Have the motor replaced.
The machine does not
clean evenly
The brush or disk is worn.
Replace
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