
34
SECTION 4 OPERATION
NOTE
Due to the "Built-In" Arc Force in the stick mode, the
actual current may be greater than the preset value.
See Remote Pendant Control Device operation notes
under STICK welding on previous page.
WARNING
Arc gouging with the “Off the Arc” contactor switch in
the “ON” position (CV Mode) is not recommended as
standard practice or the best method for carbon arc
gouging .
E. Air Carbon Arc Gouging (CAC-A) - Constant Current
Be sure the CONTACTOR “ON/OFF” switch on the lower left auxiliary panel is in the OFF position.
Place the Output PANEL/REMOTE switch into PANEL position if output current is regulated from the VOLTAGE/
CURRENT knob on the power source front panel, or in REMOTE position if output current is regulated from the
optional MP-460 Remote Pendant Control.
Place the Process Control switch in the STICK position.
Press and hold the PRESET button and set the VOLTAGE/CURRENT knob to gouging current.
Place STANDARD/MIG PULSE switch in the STANDARD position.
Turn the air on the gouging electrode holder "ON and start gouging by touching or scratch starting the elec-
trode.
1.
2.
3.
4.
5.
6.
When the WELD PROCESS switch is moved to the TIG or STICK position,
electrode becomes electrically “HOT”. Do not allow the electrode to
contact ground potential until you are ready to make a weld.
CAUTION
Figure 4-4 Carbon Arc Setup Procedure
2
3
1
4
.045
.040
.035
1/16
.052
WIRE TYPE
WIRE DIAMETER
PULSE SELECTION
EN-625 ERNiCrMo-3
STAINLESS
AL-4000
AL-5000
EN-60 ERNiCu-7
METAL CORE
STEEL
STEEL
EN-67 ERCuNi
0
5
4
3
2
1
9
8
7
6
Voltage (CV)
Current (CC)
Trim (Pulse)
TEMP
POWER
BLINKING
WIRE SPEED
OUT OF RANGE
STEADY
NO PROGRAM
PRESET
MIG
LIFT
START
TIG
STICK
REMOTE
PANEL
STANDARD
MIG PULSE
Auto Fan
Fan will cycle automatically
Multipower 460PULSE
WFS-IPM
A
AMPS
V
VOLTS
Figure 4-3
Contactor Switch for "Off the
Arc" wire feeders ONLY
5
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