[Shop-talk] Basic MIG Welding questions

[Mark Andy]

Howdy,

On Mon, 2 Feb 2009, Marc wrote:
> Well, there's a purge setting on the 180, which is basically just a wire 
> feed speed of 0. I use the purge setting to set gas flow without wasting 
> wire. Maybe you could rig up a switch to open the circuit to the feed 
> motor...

My lincoln SP175Plus has a purge setting.  You activate it by flipping the 
feed roller clamp up.

:-)

Mark