Lift-Arct Tig With Auto-Stopt - Miller Bobcat 200 Air Pak Diesel Owner's Manual

10-7. Lift-Arct TIG With Auto-Stopt

Arc Start With Lift-Arc
1
Arc End With Auto-Stop
1
Notes
OM-281710 Page 50
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Arc Start With Lift-Arc TIG
Lift-Arc is used for the DCEN
GTAW process when HF Start
method is not permitted.
Select Lift-Arc at Process switch.
Turn gas on.
1 Touch or scratch.
2 Lift at any angle.
Touch tungsten electrode
workpiece at weld start point.
Slowly lift electrode. Arc is started
when electrode is lifted.
Maintain shielding gas coverage
and eliminate tungsten and work-
piece contamination by using
Auto-Crater or Auto-Stop to end
the arc.
Arc End With Auto-Stop:
1 While welding.
2 Lift torch to start Auto-Stop.
Arc stops.
3 Move torch back down to
maintain gas coverage and
prevent contamination.
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