sectioN 6
6.3
seQuence of operaTIon
TORCH SWITCH
GAS SOLENOID VALVE
FLOW SWITCH
FAULT OVERLOAD LIGHT
HF CIRCUIT
INVERTER
CUTTING ARC (CURRENT)
noTes:
1.
When the torch switch is depressed during postflow period, the postflow and preflow times are canceled,
and the HF is energized immediately. The postflow time starts from the moment the torch switch is
released.
2.
When the amber fault pilot light comes on, cutting operation should be stopped.
PUSH
OPEN
2 SEC.
PREFLOW
CLOSE
ENERGIZE
36
trouBleshootiNg
RELEASE
CLOSE
10 SEC
Postflow
OPEN