You must have it wired with 1 wire. If you wire it with 3 wires it will excite from battery power.
Use a short piece of wire and run it from the large battery post on the alternator to the #2 spade plug. This will prevent it from over charging. Now run a wire from the switched side of the key (power only with key on) to the #1 spade post on the alternator. This will excite the alternator with battery power when the key is on. You will have to install a one way diode or a dash warning light in this wire to keep the alternator from back feeding threw this wire.
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Today's Featured Article - A Question for Dads This recent topic from the Tractor Talk discussion board is being highlighted because it is an awesome display of the caliber of individuals that have made this site their own. The young person asking questions received positive feedback and advice from total strangers who "told it like it is" with the care many reserve for their own kids. The advice is timeless... so although it isn't necessarily antique tractor related, it will be prominently displayed in our archives to honor those who have the courage to ask and those who have the courage to respond in an honest, positive manner.
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