voestalpine bohler URANOS NX 2700 MTE Bedienungsanleitung Seite 99

E74
E77
E80
E99.2
E99.4
E99.6
E99.8
E99.10
E99.12
9. TROUBLESHOOTING
The system fails to come on (green LED off)
Cause
» No mains voltage at the socket.
» Faulty plug or cable.
» Line fuse blown.
» Faulty on/off switch.
» Faulty electronics.
No output power the system does not weld
Cause
»
» The system has overheated (temperature alarm -
yellow LED on).
» Side cover open or faulty door switch.
» Incorrect earth connection.
E76
E78
E82
E99.3
E99.5
E99.7
E99.9
E99.11
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.
» In order to ensure safe operation the side cover must be closed while
welding.
» Replace the faulty component.
» Contact the nearest service centre to have the system repaired.
» Earth the system correctly.
» Read the paragraph "Installation ".
95
TROUBLESHOOTING
EN