OPERATION
4-6 powermax
45
Operator Manual
Check the indicator LEDs
Verify that the green power ON LED on the front of the power supply is illuminated, that the gas
pressure LED shows a green bar in the center of the gauge, and that none of the other LEDs
are illuminated or blinking. If the temperature, torch cap sensor, or fault LEDs are illuminated or
blinking, or if the power ON LED blinks, correct the fault condition before continuing. See Basic
troubleshooting, in Section 5, for more information.
AC
2. With the amperage knob in the gas test position, pull up on the pressure regulator knob on top
of the system to unlock it.
40
20
45
AMPS
30
Pressure regulator
knob
3. Turn the pressure regulator knob until the gas pressure LED illuminates a green in the center of
the pressure bar.
4. Press down on the pressure regulator knob to lock it in position.
5. Turn the amperage knob to the cutting current appropriate for your application. If you are using
T30v (Powermax30) 30 A consumables, do not set the amperage knob above 30 A.