Hello World! I have purchased a Cheap 90amp ¨ PowerBuild ¨ flux welding machine, and I have try to switch the polarity to electronegative on it but when I opened up I realized it was can of warms, so I put it back together and did not mess with it. I am still welding terribly bad wasting my flux cor...

Hello World! I have purchased a Cheap 90amp ¨ PowerBuild ¨ flux welding machine, and I have try to switch the polarity to electronegative on it but when I opened up I realized it was can of warms, so I put it back together and did not mess with it. I am still welding terribly bad wasting my flux cor...