Manual 0-2577 7 OPERATION
SECTON 3: OPERATION
3.1 OPERATING CONTROLS
ON position supplies AC power to activate all system control cir-
cuits. OFF position deactivates control circuits.
RUN position is used for torch operation. SET position is used for
setting gas pressure and purging lines.
Yellow light indicates AC input power is present in the system when
the ON/OFF switch is in ON position. Indicator will flash for a few
seconds when first turned on until the power circuits are ready.
Yellow light (with RUN/SET switch in SET position) indicates
minimum gas pressure (35 psi or 2.5 BAR) flowing to the torch. Light
goes out in RUN position until torch is activated.
Yellow light indicates adequate DC power output for main arc when
the torch is activated.
The presence of a thermometer symbol indicates overheating; unit
must be allowed to cool. No symbol is visible during normal opera-
tion. The indicator will also flash for a moment if the torch is shorted.
Adjusts output current from 12 to 20 amps.
Displays input pressure to the torch.
Adjusts pressure from the regulator. Pull knob out and turn clock-
wise to increase pressure to desired level. Push Knob in to lock
setting.
ON/OFF Switch
RUN/SET Switch
AC Indicator
GAS Indicator
DC Indicator
TEMP Indicator
Current Control
Pressure Gauge
Pressure Control
WORK
OPERATING
PRESSURE
50 PSI
(3.4 BAR)
AC POWERINPUT POWER
WORK
Cable
TORCH
Cable
AC Power
Switch
AC Power
Cable
RUN/SET
Switch
AC
Indicator
GAS
Indicator
DC
Indicator
TEMP
Indicator
Gas Pressure
Gauge
Gas Pressure
Control
Gas Connect
Fitting
Current
Control
PRESSURE
TORCH
CURRENT
RUN
SET
AC
GAS
DC
12 20
Made in the USA
4
0
20
100
8
0
6
0
2
1
3
4
5
6
bar
psi
A-02191
Note: Handle Not Shown
®
®
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