This is the wiring to the receptacle that accepts the 6-50 welder plug. I was told at Lowe’s that the red and green were hot, white was ground, and the black was neutral (which I just capped off).

A guy at work gave me a Century AC-DC stick welder that he didn’t want because he bought a new one. He plugged it in to make sure everything worked fine (which it did). I got it home and had to wire up an adapter to plug it into my dryer receptacle. I took a 6ft 30amp dryer cord and plug then wired ...