NewArc R1500 Operational Manual page 11

1. On-Off switch
Upon switching on, the overload indicator will light, after 15 seconds the overload indicator will extinguish
and the machine is ready for use.
2. Power on indicator
Indicates that the machine is connected to the mains supply and turned on.
3. Current control
Sets the output current of the R1500.
4. Overload indicator
Indicates that the thermal cut-out has operated (see the fault finding and maintenance section
for possible reasons).
5. Arc-force control
Operates in MMA mode only and controls the welding dynamics of the machine to facilitate welding with
different types of welding electrodes. Turning clockwise will increase penetration at the expense of increased
welding spatter, turning anti-clockwise will reduce penetration but the arc will be smoother and less fierce.
6. Negative weld output connector
Main welding power output connector, negative polarity.
7. Positive weld output connector
Main welding power output connector, positive polarity.
8. Digital display
Displays the set welding current.
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