OM-254 449 Page 23
Ref. 254 087-A
5-3. Sequence Of Piercing Operation
Maintain approximately 90 torch
position to surface, and continue
cutting.
Release trigger. Postflow continues for
approx. 20 seconds after releasing trigger;
arc can be instantly restarted during postflow
by raising trigger lock and pressing trigger.
! The pilot arc starts immediately
when trigger is pressed.
Hold torch at approximately 45
to the workpiece. Raise trigger
lock and press trigger. Pilot arc
starts.
Connect work clamp to a clean, paint-free
location on workpiece, as close to cutting
area as possible.
Rotate torch to upright position
approximately 90 to surface.
When arc has pierced through
workpiece, start cutting.
90
90
45
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