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Nothing happens when the torch trigger is pressed
Power source mains switch is on, power source ON indication is lit up on the power
source, indications on wirefeeder are lit up
Cause: Control plug not connected in the case of a welding torch with
external control connector
Remedy: Connect the control plug
Cause: Welding torch or welding torch control line defective
Remedy: Replace welding torch
Nothing happens when the torch trigger is pressed
Power source mains switch is on, power source ON indication is lit up on the power
source, indications on wirefeeder are not lit up
Cause: The interconnecting hosepack is faulty or not connected properly
Remedy: Check interconnecting hosepack
No protective gas shield
All other functions are OK
Cause: The gas cylinder is empty
Remedy: Change the gas cylinder
Cause: Gas pressure regulator is faulty
Remedy: Change the gas pressure regulator
Cause: The gas hose is not connected, or is damaged
Remedy: Mount/change the gas hose
Cause: The welding torch is defective
Remedy: Change the welding torch
Cause: Gas solenoid valve is defective
Remedy: Replace gas solenoid valve
Poor weld properties
Cause: Incorrect welding parameters
Remedy: Check the settings
Cause: Poor grounding (earthing) connection
Remedy: Ensure good contact to workpiece
Cause: Inadequate protective gas shield, or none at all
Remedy: Check the pressure regulator, gas hose, gas solenoid valve, torch
gas connection, etc.
Cause: Welding torch is leaking
Remedy: Change the welding torch
Cause: Wrong contact tube, or contact tube is worn out
Remedy: Change the contact tube
Cause: Wrong wire alloy or wrong wire diameter
Remedy: Check the wire spool that has been inserted
Cause: Wrong wire alloy or wrong wire diameter
Remedy: Check the weldability of the base material
Cause: The protective gas shield is not suitable for this wire alloy
Remedy: Use the correct protective gas shield
Troubleshooting
the wirefeeder
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