O.K.,,,, I have made an appointment with the eye Dr. and re-read your post eek
You either have a wire hooked up wrong,wire shroting to ground,lack of ground or the unit is defective.Remove the alternator and have it tested at the local auto-parts store or electric motor shop.If it checks out o.k., take a real close look at the wiring and connections.

There is enough good in the worst of us and enough bad in the best of us that it does not behoove any of us to criticize the rest of us.
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Be yourself. If you are ever lost, It will be much easier to find yourself if you know who you are!