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3.6 THE FUNCTIONS OF THE GUN SWITCH
When operating, once the gun switch is triggered, wire feeding and current starts when it is released the welding
●
operation ends. W
elding current and voltage are controlled by the
Figure 1 .
Figure 3 :
3.7 SETTINGS FOR ALUMINUM WELDING
●Argon must be used as protective gas. In this case the gas heater is not necessary.
●Less pressure of theWire feeding roll should be applied on these rolls than steel.
●Longer and larger inner diameter contact tips should be used.
USAGE INFORMATION
ON
Relations between Welding Arc and the gun switch on/off
knob of welding current and voltage in
OFF
-14-
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