No protective gas shield
All other functions are OK
The gas cylinder is empty
Change the gas cylinder
The gas pressure regulator is faulty
Replace the gas pressure regulator
The gas hose is not connected, damaged or kinked
Connect/replace the gas hose, or straighten out kinks
The welding torch is faulty
Replace welding torch
Gas solenoid valve is faulty
Replace gas solenoid valve
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Poor weld properties
Incorrect welding parameters
Check the settings
Poor ground earth connection
Ensure good contact to workpiece
Inadequate or no protective gas shield
Check the pressure regulator, gas hose, gas solenoid valve, torch gas con-
nection, etc.
Welding torch is leaking
Change the welding torch
Wrong contact tip, or contact tip is worn out
Replace the contact tip
Wrong wire alloy or wrong wire diameter
Check the wire electrode that has been inserted
Wrong wire alloy or wrong wire diameter
Check weldability of the base material
The shielding gas is not suitable for this wire alloy
Use the correct shielding gas
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185
EN
Toowoomba Welding Supplies : tweld.com.au : Ph +61 7 4659 0044