Lincoln Electric 50448 Service Manual page 28

Figure 62
Press right knob [33]. The "Advance Manu" is shown on
the display.
Use the Right Knob [33] to highlight the parameter
number which will be changed, for example P.1 -
allows change WFS
"Metric" = m/min.
Figure 63
Press right knob [33].
Use right knob [33]
(English/Imperial).
Figure 64
Press right button [33] to confirm selection.
units, factory default:
to highlight the in/min