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Cause: Mains overvoltage: The mains 
voltage has exceeded the upper 
limit of the tolerance range (see 
section "Technical data")
Remedy: Check the mains voltage
Cause: The earth current watchdog has 
triggered the safety cut-out of the 
power source.
Remedy: Switch off the power source, wait 
for 10 seconds and then switch it 
on again. If you have tried this 
several times and the error keeps 
recurring, contact After-Sales 
Service.
Cause: Wire stick
Remedy: Correct wire short circuit
Cause: Ignition time-out function is ac-
tive: no current started flowing be-
fore the end of the time specified 
in the set-up menu. The safety 
cut-out of the power source has 
been triggered.
Remedy: Press the torch trigger repeated-
ly; clean the workpiece surface; if 
necessary, increase the time until 
the safety cut-out is triggered in 
the set-up menu: level 2
Cause: Wire end - the wire-end check op-
tion has detected that there is no 
more welding wire available
Remedy: Insert new wirespool
Cause: Arc break
Remedy: Press the torch trigger repeated-
ly; clean the surface of the work-
piece
Cause: Secondary overvoltage: safety 
cut-out has tripped.
Remedy: Contact After-Sales Service