Miller Electric 251 NT - Manual (Page 21)

OM-486 Page 17
4-9. Adjusting MIG Weld Puddle Consistency
ST-801 944-C / Ref. ST-189 925-A
Y Stop engine.
Stabilizer DC-Z is factory
connected to suit most MIG (Wire
Welding) applications.
To change MIG weld puddle consis-
tency, proceed as follows:
Remove lower front panel and side
panel.
Starting from center of DC-Z, the
three leads 79 will be referred to as
inner, middle, and outer.
1 Stabilizer DC-Z
2 Inner Lead 79
3 Middle Lead 79
4 Outer Lead 79
5 Wire (CV) Weld Output
Terminal
Middle lead 79 is connected to Wire
(CV) weld terminal at the factory.
Disconnect middle lead 79 from
terminal.
To wet out weld puddle:
Remove insulation sleeve from in-
ner lead 79. Connect inner lead 79
to Wire (CV) terminal, reusing
hardware.
To stiffen weld puddle:
Remove insulation sleeve from out-
er lead 79. Connect outer lead 79 to
Wire (CV) terminal, reusing
hardware.
Slide sleeves over unused leads 79,
and secure with cable ties. Reinstall
panels.
3/8, 7/16 in
1
5
Tools Needed:
2 3 4
79