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9.1. How to resolve possible problems 712
PROBLEM
CAUSE
SOLUTION
The machine does not function.
Battery disconnected.
Connect the battery to the machine.
The battery is flat.
Recharge the battery.
The key switch is in the 0 position.
Turn the key switch to the “1” position.
No petrol.
Fill the machine.
Suction motor does not function.
Fuse FU4 blown.
Replace fuse FU4.
Fan switch on OFF .
Press the fan switch.
Motor malfunction.
Replace the motor.
The center brush does not turn.
Fuse blown.
Replace fuse.
Motor malfunction.
Replace the motor.
Filter shaker not working.
Filter shaker switch not pressed.
Press the filter shaker switch .
Filter shaker motor faulty.
Replace filter shaker motor.
Side brush does not turn.
Damaged belt.
Replace the belt.
The machine raises dust.
Side flaps damaged.
Replace flaps.
Bin full.
Empty the bin.
Dust comes out of the fan.
Filter incorrectly positioned.
Remove the filter and replace correctly.
Worn gaskets.
Replace gaskets.
Drive motor does not work.
Fuse blown.
Replace fuse.
Motor malfunction.
Replace the motor.
9.3. Alarms displayed 712 Rider
Acc
Accelerator
Appears if the accelerator knob (fig. A, ref. 9) is activated before the machine is turned on or after
the emergency button has been reset. Release the accelerator knob then action again
Pot
Potentiometer
Appears if the speed potentiometer malfunctions or is faulty. The drive has stopped. Release the
knob then action again. If the message continues, the potentiometer could be faulty.
Lim
Limitation
Appears when a mosfet internal thermal limitation problem occurs. The drive has stopped.
Release the accelerator knob then action again. If the problem continues, wait for a few minutes.
Hot
Overheating
When the motor overheat sensor trips, wait for a few minutes for the motor to cool down.
MoS
Mosfet
Appears when the mosfet is in short circuit. All machine functions are shut down.
bLt
Drive block
Appears when the battery voltage is too low. Recharge the batteries.
AcS
Brush control fault
Appears when there is a fault in the relay controlling the brush. Turn
off the brush motor then turn on again. If the message does not disappear, the relay may be
disconnected or the control element on the board may be faulty.
AcA
Suction control fault
Appears when there is a fault in the relay controlling the suction.
Turn off the suction motor then turn on again. If the message does not disappear, the relay may
be disconnected or the control element on the board may be faulty.
NoFR General solenoid switch
KM1 fault.
Appears when the general solenoid switch is faulty.
Turn the machine off then on again. If the message does not disappear, the solenoid switch may
be faulty disconnected or disconnected, or the control element on the board may be faulty.
Содержание Gladiator 712 + Rider
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