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SECTION 4 SYSTEM:
OPERATION
4.01 Front Panel Controls /
Features
See Illustration for numbering Identification
1. Output Current Control
Sets the desired output current. Output settings
up to 60 Amps may be used for drag cutting (with
the torch tip contacting the workpiece) or higher for
standoff cutting.
2. Function Control
Function Control Knob, Used to select between the
different operating modes.
SET Used to purge the air through the unit
and torch and leads and to adjust gas pressure.
RUN Used for general cutting operations
RAPID AUTO RESTART Allows for faster
restarting of the Pilot Arc for uninterrupted cutting.
LATCH Used for longer hand held cuts.
Once a cutting arc is established, the torch switch
can be released. The cutting arc will remain ON until
the torch is lifted away from the work piece, the torch
leaves the edge of the work piece the torch switch
is activated again or if one of the system interlocks
is activated.
3. ON OFF Power Switch
/
ON / OFF Switch controls input power to
the power supply. Up is ON, down is OFF.
4. Air/Gas Pressure Control
+
The Pressure Control is used in the "SET"
mode to adjust the air/gas pressure. Pull the knob
out to adjust and push in to lock.
5.
AC Indicator
Steady light indicates power supply is ready for op-
eration. Blinking light indicates unit is in protective
interlock mode. Shut unit OFF, shut OFF or discon-
nect input power, correct the fault, and restart the
unit. Refer to Section 5 for details.
300X5396
1
MIN
5 6 7 8 9
6.
Temp Indicator
Indicator is normally OFF. Indicator is ON when
internal temperature exceeds normal limits. Let the
unit cool before continuing operation.
7.
Gas Indicator
Indicator is ON when minimum input gas pressure
for power supply operation is present. Minimum
pressure for power supply operation is not sufficient
for torch operation.
8.
DC Indicator
Indicator is ON when DC output circuit is active.
!
9.
Fault Error Indicator
Indicator is ON when Fault circuit is active. See sec-
tion 5 for explanations of fault lights.
OPERATION
ESAB CUTMASTER 80
2
3
4
A
MAX
PSI
BAR
MAX
MAX
+
MIN
MIN
!
Art# A-07886
10
4-1
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