voestalpine Bohler Welding URANOS NX 2700 TLH Mode D'emploi page 31

6. 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.
Disconnect the power supply before every operation!
6.1 Carry out the following periodic checks on the power source
6.1.1 System
connections and all the connection cables.
6.1.2 For the maintenance or replacement of torch components, electrode holders and/or
earth cables:
Check the temperature of the component and make sure that they are not overheated.
Always use gloves in compliance with the safety standards.
Use suitable wrenches and tools.
6.2 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
and/or problems do not hesitate to contact your nearest customer service centre.
7. ALARM CODES
ALARM
Activation of an alarm or the passing of any critical limit causes a visual signal to appear on the control panel and
the immediate shut-down of welding operations.
CAUTION
Exceeding a guard limit causes a visual signal on the control panel but allows the welding operations to continue.
All the alarms and all the guard limits relating to the system are listed below.
Overtemperature
E01
Overtemperature
E03
Power module overcurrent (Boost)
E06
Blocked motor
E08
Overtemperature
E02
Overcurrent
E05
Wire feeder motor power supply fault
E07
Power module overcurrent (Inverter)
E10
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MAINTENANCE
EN