Miller XT30C Manuel - Page 25
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SECTION 5 − OPERATION
5-1. Plasma Cutting System Practices
!
The pilot arc starts immediately
when trigger is pressed.
Always connect work clamp to a clean,
DO NOT start pilot arc without cutting or
paint-free location on workpiece, as close to
gouging as this shortens the service life
cutting area as possible.
of the nozzle and electrode.
90
Sparks should pass through the workpiece
If sparks flare back from surface, this
Maintain approximately a 90
angle to the
and out the bottom when cutting.
usually is an indication that either travel
workpiece surface for proper cutting results.
speed is too fast or amperage is set too low.
Wt
1/16 in.
(1.6 mm)
When doing extended (non-shielded)
DO NOT put pressure on shield when
Pulling rather than pushing the torch
cutting, maintain approximately 1/16 in.
drag cutting; instead, slide shield along
makes cutting easier. Use a proper guide
or template for accurate cutting operations.
standoff between electrode and surface.
the surface for proper cutting results.
Ref. 254 087-A
OM-254 449 Page 21