When you press and hold the adjustment knob (9) for 3 seconds, the arc length function will be active. The factory setting is 0.0. You can change the
arc length adjustment in the range of + 7 / -7 by turning the same knob to the right or left. As it goes towards +7, the wire approaches the nozzle, the
arc length increases. As it goes towards -7, the wire approaches the welding metal and the arc length decreases. After the desired setting is made, the