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.
