Troubleshooting - Mondolfo Ferro AAS 924 Manuel D'utilisation

9. TROUBLESHOOTING

The indications provided below and the "replacement parts" booklet do not authorise
the user to act on the machine in the event of a malfunction. They serve to provide
the technical support centre with accurate information so as to reduce intervention
times. Any intervention on the machine or system must be carried out by qualified and
enabled personnel.
Turntable will not turn
No mains power supply.
➥ Check the mains voltage is present.
➥ Check the state of the fuses.
➥ Check the state of the differential and/or circuit breaker.
➥ Check the connections of the cable in the plug.
The motor does not turn over:
➥ Check the micro-switches of the pedal unit (for inverter motors only)
➥ Check the motor rotation control of the pedal unit
➥ Replace the inverter board (for inverter motors only).
➥ Replace the motor.
The belt is broken.
➥ Replace the belt.
Gear unit blocked:
➥ Replace the gear unit
Turntable will not rotate in either direction
Faulty control.
➥ Replace the inverter.
➥ Check the micro-switches of the pedal unit (for inverter motors only)
➥ Replace the inverter board (for inverter motors only).
Gear unit clamped.
➥ Replace the gear unit.
Gear unit noisy. The turntable
makes 1/3 of a spin and then stops
Gear unit seizing.
➥ Replace the gear unit.
The turntable blocks under
strain but the motor turns over
Insufficient belt tension.
➥ Adjust belt tension (fig.41) or replace it.
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CAUTION
AS 924 - AS 924 A Operator's Manual
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