Jog/Purge; Gouge (Optional) - Miller S-74DX Owner's Manual

6-11. Jog/Purge

1
2
Pressing the Jog/Purge switch allows the op-
erator to jog wire without energizing the weld
power or gas valve circuit.
• The unit provides the ability to jog the wire
feeder by means of the gun trigger or the
Jog/Purge switch. If the welding arc does
not initiate in 3 seconds after the gun trigger
is activated, the unit will perform a jog opera-
tion for a maximum of two minutes. If the gun

6-12. Gouge (Optional)

1
2
3
4
3
trigger is still activated after two minutes, the
jog operation is terminated to prevent com-
plete despooling of the wire, in the case of
a damaged gun.
• The unit displays the "ERR TRIG" message
to inform the operator that the trigger is acti-
vated.
• Jog speed can be adjusted by the Adjust
control when the unit is jogging wire. The
1 Adjust Control
2 Gun Trigger Receptacle
3 Jog/Purge Push Button
unit displays jog speed when the unit is be-
ing jogged.
• Jogging can also be accomplished by
pressing the Jog/Purge button.
• Pressing the Jog/Purge button also allows
the operator to purge gas lines before weld-
ing and to preset gas pressure at the
regulator.
1 Gun Trigger Receptacle
2 Gouge/Weld Switch
Push up to set control to Gouge.
Welding power source contactor
energizes, and gouge gas valve
GS2 is energized.
3 Gouge Control
Controls voltage while in the Gouge
mode.
4 Jog/Purge Button
OM-1500-9 Page 25
805 082-A
257 339-B