Kemppi Master M 353 Operating Manual page 61

Weld quality:
Problem
Dirty and/or poor quality weld
Varying welding performance
High spatter volume
"Error codes" on the next page
© Kemppi
Recommended actions
Check that the shielding gas has not run out.
Check that the shielding gas flow is unobstructed.
Check that the gas type is correct for the application.
Check the polarity of the gun/electrode.
Check that the welding procedure is correct for the application.
Check that the wire feed mechanism is adjusted properly.
Blow compressed air through the wire liner to check that it is
not blocked.
Check that the wire liner is correct for the selected wire size and
type.
Check the welding gun contact tip's size, type and wear.
Check that the welding gun is not overheating.
Check that the earth return clamp is properly attached to a
clean surface of the workpiece.
Check the welding parameter values and welding procedure.
Check the gas type and flow.
Check the polarity of the gun/electrode.
Check that the filler wire is correct for the current application.
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Master M 353, 355
Operating manual - EN
1921960 / 2307