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TIG 220 DC / 300 DC
EN
TROUBLESHOOTING
This device integrates a default management system.
A series of messages displayed on the control board allows for a fault and anomalies diagnosis.
ANOMALIES AND
MMI DISPLAY
CAUSES SOLUTIONS
WELDING MACHINE
« dEF » « 1 » Communication error
Check the internal cabling between the MMI and the
PCB.
« dEF » « 2 » Faulty MMI buttons Replace the MMI.
« dEF » « 3 » Faulty torch(es) trigger(s) / button(s) Replace the torch.
« dEF » « 4 » Foot pedal switch always active or faulty
Replace the pedal and check that the switch is not
stuck.
« E r r » « Co.5 » In automaton mode, a command default is detected. Check the automaton's cabling.
« - - - »
An overvoltage was detected on the electrical distribution
network.
A power surge is the origin of the message and origi-
nates from a motor overload, lightning…
« P h » 1 phase missing from the three phase network. The installation must be three phase (3P+N+E)
« d E »
A voltage unbalance was detected on the electrical distribution
network.
Call your supplier.
WELDING MACHINE + COOLING UNIT
« Pb.1 » Cooling unit detection default.
Check the connectors between the welding current
source.
« Pb.2 » Cooling liquid supply default. Fill the cooling unit's tank.
« Pb.3 » Cooling liquid ow default.
Check the liquid ow's between the unit and the
torch.
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