No welding current.
The wire jams (after the rollers).
The welding bead is porous.
Very important flashing particules.
No gas flow at the end of the torch.
SPARK MIG
Bad connection to the main supply.
Bad earth connection.
Torch trigger inoperative.
Guide wire sheath crushed.
Wire jammed in the torch
No capillary tube.
Wire speed too fast
The gas flow rate is not sufficient.
Gas bottle empty.
Gas quality unsatisfactory.
Air flow or wind influence.
Gas nozzle dirty.
Poor quality wire.
Surface to weld in bad condition. (rust, etc...)
Arc voltage too low or too high.
Bad earth connection.
Insufficient gas flow.
Bad gas connection.
Check the mains connection and look if the plug
is fed by 400 V (3PH) power socket.
Check the earth cable (connection and clamp
condition).
Check the torch trigger / replace torch.
Check the sheath and torch body.
Clean or replace.
Check the presence of capillary tube.
Reduce the wire speed.
Adjust flow range 15 to 20 L / min. Clean the
working metal.
Replace it.
Replace it.
Prevent drafts, protect welding area.
Clean or replace the gas nozzle.
Use suitable WIRE for MIG-MAG welding.
Clean the metal before welding.
See welding settings.
Adjust the earth cable for a better connection.
Adjust the gas flow.
Check the gas connection at the welding
machine. Check the flowmeter and the solenoid
valves.
EN
15