CEMONT SHARP 22 Betriebs-Wartungs Und Sicherheitsanleitung Seite 6

EN
TYPE OF BREAKDOWN
- No pilot arc
- Start switch on
- Green indicator light not lit up
- No pilot arc
- Start switch on
- Cutting mode light off
- Green indicator light lit up
- No pilot arc
- Start switch on
- Yellow indicator light lit up
- No pilot arc striking
- Difficult striking
For any work inside the power source other than the points mentioned above: CALL IN A TECHNICIAN
CONTENTS
POSSIBLE CAUSES
- Supply cable broken
- Fuses on the cards faulty
- Torch cable broken
- Trigger connections open circuit
- Defective power
- Mains voltage outside tolerances:
360 V < mains U > 440 V
- Duty cycle exceeded, unit overload
- Insufficient cooling air
- Fan not turning
- Lack of pressure
- Damaged air pipe
- Torch tip wrongly positioned
- Torch connection damaged
- Unit not reset
- Worn electrode / Nozzle
- No compressed air at the end of the torch
(EN) 5
CHECKS AND REMEDIES
Check:
- Mains voltage before and after the on/off switch
- Check the supply violtages on the card
- Check the connections
- Check the electrode / nozzle short circuit without air
- Check the presence of an air supply when the trigger is
pressed.
- Check the mains voltage
- Connect the unit to another socket
- Wait for the cooling phase. The unit starts again auto-
matically
- Make sure the front and back of the power source are
free of obstacles
- Check that P>4,0 Bars
- Increase the air pressure if necessary
- Check the condition of the air pipe
- Check the torch tip position
- Check the the torch tip connections on the cycle card
- Replace the wearing parts
- Check the air circuit
EN