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3.0
OPERATOR CONTROLS
3.01
BOSS ARC SERIES controls
1.
Welding Current Control— — Used for regulating to welding current.
2.
Warning Indicator
3.
AC Power Indicator
4.
Main Power Switch
5.
Positive (+) Socket— — TIG connect the work lead/ MMA connect the electrode holder.
6.
Negative (-) Socket— — TIG connect the TIG torch/ MMA connect the work lead.
7.
Input Power Cable
8.
Ground Screw
WARNING
When the welder is connected to the primary supply voltage, the internal electrical
components maybe at primary potential with respect to earth.
BOSS ARC 140¡¢ 160 Operating Manual
Figure 2
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