Fronius TransSteel 2200 Operating Instructions Manual page 116

Irregular wire speed
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Wirefeed problems
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Welding torch gets very hot
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Poor-quality weld properties
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116
Braking force has been set too high
Loosen the brake
Contact tip hole too narrow
Use suitable contact tip
Faulty inner liner in welding torch
Check the inner liner for kinks, dirt, etc. and replace if necessary
Feed rollers not suitable for wire electrode used
Use suitable feed rollers
Incorrect contact pressure of feed rollers
Optimize contact pressure
Incorrect arrangement of welding torch hosepack
Arrange the welding torch hosepack in as straight a line as possible, avoid-
ing bends
Welding torch is inadequately sized
Observe duty cycle and load limits
Incorrect welding parameters
Check settings
Poor ground earth connection
Establish good contact with workpiece
Too little or no shielding gas
Check gas pressure regulator, gas hose, gas solenoid valve, welding torch
gas connection, etc.
Welding torch leaks
Change welding torch
Incorrect or heavily worn contact tip
Change contact tip
Incorrect wire alloy or incorrect wire diameter
Check wire electrode in use
Incorrect wire alloy or incorrect wire diameter
Check weldability of the base material
Shielding gas not suitable for wire alloy
Use correct shielding gas