EN3.4.4 gas testTo test the shielding gas flow, press the gas test button once. The shielding gas starts to flowand stops automatically after 20 seconds.To interrupt the gas test, press the button again.3.4.5 selection for display of amperes/wire feed speed (automatic mode)A long press (5 secs) of button 11 also switches the display from m/min to amperes.3.4.6 lCd display1.2.3.1. Automatic settings2. Welding parameters3. Crater fill parametersHiArc M 400A, M 500A14