Originally Posted by
rspears
I have that same helmet from Northern, too, but after about two years it has started "flashing" before it dims, and there are no replacable batteries on mine. Tried leaving it out in the direct sun for an hour or two, but no change, and after welding a while I'm seeing a hot spot for 1/2 hour or more so I picked up a basic Miller ProHobby unit. My local Praxaire shop sells both, but pointed out he has no parts for the China specials, where he can replace pieces/parts on his Miller helmet. Probably should have just thrown away the old one and bought another and saved $125, but decided to try a better/different approach.