SECTION 6 PCM-875A Plasmarc System Troubleshooting
6-10
6.4 PT-20AMX Torch Troubleshooting
Common Cutting Problems
Listed below are common cutting problems
followed by the probable cause of each. If
problems are determined to be caused by the
PCM-875, refer to the maintenance section of this
manual. If the problem is not corrected after
referring to the maintenance section, contact your
ESAB distributor.
6.4.1 Insufficient Penetration
· Current too low.
· Cutting speed too fast.
· Damaged cutting nozzle.
· Improper air pressure.
· Low air flow rate.
6.4.2 Main Arc Extinguishes
· Cutting speed too slow.
· Worn electrode.
6.4.3 Dross Formation.
(In some materials and thicknesses, it may be
impossible to get dross-free cuts.)
· Current too low.
· Cutting speed too fast or too slow.
· Improper air pressure.
· Faulty nozzle or electrode.
· Low air flow rate.
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