8695 9001 / E
G - OPERATING HINTS AND TIPS
SP20/SP45 - MP2/MP5
G-11
4 - UTILISATION DURING WELDING
Follow instruction n° 415.18 for the
NERTAMATIC 50
or
PLASMAFIX 51
power
source for everything concerning its startup, presettings, gas flow adjustments and
pilot arc lighting.
Place the constricting orifice at an average distance of 2 mm from the welding
surface.
In the case of a
SP20
or
SP45
manual torch:
pressing the red button sets welding arc transfer to starting current: the
current rise phase only takes place when the red button is released,
holding down the green button controls the arc extinction cycle which is
only total when the red button is pressed again.