ESAB CIGWELD WeldSkill 205AC/DC Operating Manual page 46

FAULT
9 Arc start is not smooth.
10 Arc flutters during TIG
welding.
TIG (GTAW) Welding
CAUSE
A Tungsten electrode
is too large for the
welding current.
B The wrong electrode
is being used for the
welding job.
C Shielding gas flow rate
is too high.
D Incorrect shielding gas
is being used.
E Poor work clamp
connection to work
piece.
Tungsten electrode
is too large for the
welding current.
Table 5-8: TIG (GTAW) Welding Problems
5-12
REMEDY
A Select the right size tungsten electrode.
Refer to Table 5-3 Cigweld Tungsten
Electrode Selection Chart.
B Select the right size tungsten electrode
type. Refer to Table 5-3 Cigweld Tungsten
Electrode Selection Chart.
C Select the right shielding gas flow rate
for the welding job. Refer to Table 5-7 on
page 5-10.
D Select the correct shielding gas.
E Improve connection to work piece.
Select the right size tungsten electrode.
Refer to Table 5-3 Cigweld Tungsten
Electrode Selection Chart.
0-5555