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    Old Schumacher SE-1275A only works at 75A

    Wow, blast from the past. I transferred schools and left this thing in my parents' garage, where it still sits to this day. Sadly, even after 5 years of education (I graduate this December), I still couldn't tell you how to fix this thing. But I would like to take another look someday.
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    Old Schumacher SE-1275A only works at 75A

    Okay, I did some more thorough testing now that I have my own DMM here. Does this tell you anything?
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    Old Schumacher SE-1275A only works at 75A

    Hi guys, I'm interested in both repairing this thing and learning a little more about it. I'm an engineering major and have learned the physics behind electricity and magnetism, but I haven't yet taken circuits. All my knowledge is limited to projects I've done so far (populating PCBs, wiring...
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