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Gala Gar, S.L. c/ Jaime Ferrán, 19 (Políg. Cogullada) | Tel.: (+34) 976 47 34 10 - 50014 ZARAGOZA |
SMART MIG 350 MPV1
8.2. Troubleshooting in MIG/MAG
Malfunction phenomena
Cause analysis
Solutions
There is no response when
pushing the torch trigger and
the alarm indicator does not
illuminate.
The welding torch is not well
connected with the wire feeder.
Reconnect it.
The torch trigger fails.
Repair or replace the welding
torch.
When the torch trigger is
pushed, there is gas output, but
there is no output current, and
the alarm indicator does not
illuminate.
The earth cable is not well
connected with the workpiece.
Reconnect it.
The wire feeder or welding torch
fails.
Repair the wire feeder or welding
torch.
There is output current when
pushing the torch trigger to feed
gas, but the wire feeder does
not work.
The wire feeder is clogged.
Unclog it.
The welding current is unstable.
The wire feeder fails.
Repair it.
The control PCB or wire feeding
power PCB inside the machine fails.
Replace it.
The pressure arm on the wire feeder
is not properly adjusted.
Adjust it to get proper pressure.
The drive roll does not match the
wire size being used.
Make sure they match with each
other.
The contact tip of the welding torch
is badly worn.
Replace it.
The wire-feeding tube of the
welding torch is badly worn.
Replace it.
The electrode is of poor quality.
Use electrode of good quality.
Note: This product is under continuous improvements; therefore, there might be differences in some respects except
for functions and operation. Your understanding is much appreciated.
