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Troubleshooting - voestalpine Böhler Welding URANOS NX 4000 TLH Bedienungsanleitung

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TROUBLESHOOTING

8. TROUBLESHOOTING
The system fails to come on (green LED off)
Cause
» No mains voltage at the socket.
EN
» Faulty plug or cable.
» Line fuse blown.
» Faulty on/off switch.
» Faulty electronics.
Cause
»
» The system has overheated (temperature alarm -
yellow LED on).
» Incorrect earth connection.
» Mains voltage out of range (yellow LED on).
» Faulty electronics.
Incorrect output power
Cause
» Incorrect selection in the welding process or faulty
selector switch.
» System parameters or functions set incorrectly.
» Faulty potentiometer/encoder for the adjustment
of the welding current.
» Mains voltage out of range.
» Input mains phase missing.
» Faulty electronics.
Arc instability
Cause
» Insufficient shielding gas.
» Humidity in the welding gas.
» Incorrect welding parameters.
Excessive spatter
Cause
» Incorrect arc length.
» Incorrect welding parameters.
Solution
» Check and repair the electrical system as needed.
» Use qualified personnel only.
» Replace the faulty component.
» Contact the nearest service centre to have the system repaired.
» Replace the faulty component.
» Replace the faulty component.
» Contact the nearest service centre to have the system repaired.
» Contact the nearest service centre to have the system repaired.
Solution
» Replace the faulty component.
» Contact the nearest service centre to have the system repaired.
» Wait for the system to cool down without switching it off.
» Earth the system correctly.
» Read the paragraph "Installation ".
» Bring the mains voltage within the power source admissible range.
» Connect the system correctly.
» Read the paragraph "Connections ".
» Contact the nearest service centre to have the system repaired.
Solution
» Select the welding process correctly.
» Replace the faulty component.
» Contact the nearest service centre to have the system repaired.
» Reset the system and the welding parameters.
» Replace the faulty component.
» Contact the nearest service centre to have the system repaired.
» Connect the system correctly.
» Read the paragraph "Connections ".
» Connect the system correctly.
» Read the paragraph "Connections ".
» Contact the nearest service centre to have the system repaired.
Solution
» Adjust the air flow.
» Check that the diffuser and the gas nozzle of the torch are in good
condition.
» Always use quality materials and products.
» Ensure the gas supply system is always in perfect condition.
» Check the welding system carefully.
» Contact the nearest service centre to have the system repaired.
Solution
» Decrease the distance between the electrode and the piece.
» Decrease the welding voltage.
» Decrease the welding current.
68

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Böhler welding uranos nx 5000 tlh

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