voestalpine Bohler Welding TERRA NX 320 PME Manual De Instrucciones página 45

4. MAINTENANCE
Routine maintenance must be carried out on the system according to the manufacturer's instructions. When the
equipment is working, all the access and operating doors and covers must be closed and locked. The system must
not be modified in any way. Prevent conductive dust from accumulating near the louvers and over them.
Any maintenance operation must be performed by qualified personnel only. The repair or replacement of any parts
in the system by unauthorised personnel will invalidate the product warranty. The repair or replacement of any parts
in the system must be carried out only by qualified personnel.
4.1 Carry out the following periodic checks on the power source
4.1.1 System
4.1.2 For the maintenance or replacement of torch components, electrode holders and/or
earth cables:
4.2 Responsibility
Failure to carry out the above maintenance will invalidate all warranties and exempt the manufacturer from any
liability. The manufacturer disclaims any responsibility if the user fails to follow these instructions. For any doubts
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IEC
and/or problems do not hesitate to contact your nearest customer service centre.
5. 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.
» Connection between wire feed carriage and
generator incorrect or faulty.
» Faulty electronics.
No output power the system does not weld
Cause
»
» The system has overheated (temperature alarm -
yellow LED on).
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.
» Check that the various parts of the system are properly connected.
» 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.
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MAINTENANCE
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