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First off, welcome to SteelSoldiers.
Sure sounds like a broken wire/connection somewhere. Here is a link to the Deuce wiring diagram.
http://www.steelsoldiers.com/military-radios-other-electronics/15778-cad-m35-wiring-diagram.html
The CUCV alternator is a totally different beast than the 24v used on other vehicles. You need to post your question in the CUCV forum and not the Deuce forum.