Reproduction Parts for 1916-1964 Chevrolet Passenger Cars & 1918-1987 Chevrolet & GMC Trucks



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Clement
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Original Post (Thread Starter)
by Maytag
Maytag
Hello All!
I haven't had chance to do much to my truck yet, because I don't really have a garage at our new (100-year-old) place yet, and there's 30" of snow here. And it's cold. haha.

But; I did get a new battery in it so I could fire her up and start to get a baseline.

For background; this is a '34 Chevy pickup. A previous owner converted it to 12v. It had a dead battery and, even with a jump was barely-running when it arrived to me a few weeks ago.

So now with the new battery in it, I fired it up and was trying to dial-in the ignition timing when I noticed the battery was spraying out both weep holes. I threw a multimeter on it and it's pegging >17v. !!!!!

There's an old voltage regulator on the firewall. No markings, but 3 terminals on the bottom of it.
Can somebody teach me how that regulator works, so I can understand how to test it? I mean, it's got to have a reference-voltage applied, right?
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by 35Mike
35Mike
I recommend that you return your truck to its original 6 Volt configuration. Your life will be much simpler and there will be real wiring diagrams to follow. It's not hard or expensive to find an original style generator.

Mike
1 member likes this
by tonyw
tonyw
It might turn out easier and cheaper to revert to original 6v than diagnose and repair the 12v system you now have.
Tony
1 member likes this
 

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