iCNC PERFORMANCE
6-4 MAINTENANCE / TROUBLESHOOTING Manual 0-5399
6.4 Troubleshooting
6.4.1 Error messages
Problem Cause What to check
Limit switches Limit switch active Drive machine out from limit switch
Broken cable Cable for wear and tear
Broken switch Measure proper operation of switch
Collision Torch collision active Seat torch holder properly
Broken cable Cable for wear and tear
Broken switch Measure proper operation of switch
No inbit 04 Plasma did not fire Check troubleshooting for piercing issues
Main arc on Rapid
motion
Torch ON while travers-
ing
Check plasma off delays
No motion detected Enable button set to OFF Put Enable button to ON
No power to servo Check that servos are powered
E-stop pressed in Check external stop buttons
System halted all
outputs disabled
E-stop pressed in Check external stop switches/buttons. Check continuity between E1
and E2 in the power connector.
6.4.2 Piercing issues and cutting issues
Problem Cause What to check
Plasma will not pierce Worn out consumables Check consumables
Plasma start time set too
short
Check plasma start delay time
Plasma set to off Check plasma button is on Auto
Plasma starts but
crashes to plate
Worn out consumables Check consumables
AVC set too low Check arc voltage setting
Bad grounding Check for proper grounding to star ground from CNC chassis and
plasma work cable
Plasma arc lost in the
middle of a cut
Worn out consumables Check consumables
Error on plasma Check and clear plasma errors
Wrong gas pressures Check gas pressures
No AVC control
AVC disabled Verify AVC ich chekbox is checked in iHC UI
Hold signal active Verify speed is set to 100%
Wrong arc voltage
Wrong or bad consum-
ables
Check consumables
Wrong gas pressures Check plasma gas pressures
Bad grounding Check for proper grounding to star ground from CNC chassis and
plasma work cable
Coiled up work cable Make sure work cable is not coiledl
www.TechnicalBooksPDF.com
To Next Page
