I helped a friend of mine pick up this huge old welder. The AC works fine. The DC reverse polarity will ball a tungten, and I inserted a 3/32 7018 rod and it welded fine. But the DC straight polarity does nothing. I suggested he look at the selector switch. Any ideas?
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07-08-2013, 09:19 PM #1Senior Member
- Join Date
- Feb 2007
- Ukiah, Ca
Linde HDA 200 - DCSP doesn't work.AutoArc 230 (MM 210)
Dialarc HF w/Coolmate 4