ESAB POWERCUT-1500 Bedienungsanleitungen Seite 191

SECTION 5
5.4 SEQUENCE OF OPERATION
A. TRIGGER LOCK "UNLOCK" position
TORCH SWITCH
GAS SOLENOID VALVE
FLOW SWITCH
FAULT OVERLOAD LIGHT
HF CIRCUIT
PILOT ARC
INVERTER
CUTTING ARC (CURRENT)
NOTES:
1. When the torch switch is pushed during postflow period, the postflow and preflow times are canceled, and the
HF is energized immediately.
2. When the amber fault light comes on, cutting operation should be stopped. The postflow time starts from the
moment the torch switch is released.
PUSH
OPEN
PREFLOW
2 SEC.
CLOSE
ENERGIZE
169
TROUBLESHOOTING
RELEASE
20 SEC
Postflow
CLOSE
OPEN