EN-19
Machine powered ON, but not working, no alarm LED ON
Display viewing the alarm screen,
no message.
Torch or torch trigger fault. Replace the torch trigger or the
torch.
Wrong earth connection Check the earth connection and
the correct polarity of the clamp.
Interconnecting Hosepack faulty
or not properly connected
Check the Interconnecting
Hosepack
Display viewing the alarm screen,
message “Check Cables”
Positive (+) and negative (-)
terminal in short circuit
Check for the correct connec-
tion of positive (+) and negative
terminal (-)
Machine powered ON, but not working
Machines Powers OFF
Overvoltage Check the mains voltage and/or
set the power unit adequately.
Turn the machine OFF and ON
again.
Display viewing the alarm screen,
message “Max Iout”
The output currrent has exceeded
the safety limit.
Adjust again the operator point
parameters.
Reset the power unit.
Contact the Service Center.
Display viewing the alarm screen,
message “Max Pout”
The required power exceeds the
generator supply capacity.
Limit the welding parameters.
No “life” from welder, display is
off
Input cable or plug malfunction. Check for proper input cable
connection
Wrong size fuse. Check fuse and replace as
necessary
Feed motor operates but wire will
not feed
Faulty wire feeding motor (rare) Replace wire feeding motor
Insufficient feed roller pressure Increase roller pressure
Burr on end of wire Re-cut wire square with no burr
Liner blocked or damaged Clear with compressed air or
replace liner
Lack of penetration Voltage or wire feed speed too
low.
Re-adjust the welding parameters.
Loose connection inside the
machine (rare).
Clear with compressed air and
tighten all connections.
Worn or wrong size contact tip. Replace the contact tip.
Loose gun connection or faulty
gun assembly
Tighten or replace torch.
Wrong size wire. Use correct size welding wire.
Torch moved too fast. Move the gun smoothly and not
too fast.
This chart will assist you in resolving common problems you may encounter. These are not
all the possible solutions.
PROBLEM POSSIBLE CAUSE POSSIBLE SOLUTION
TROUBLESHOOTING
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