Originally Posted By Dave Hall
It's the amps that you should worry about. The voltage on my battery charger shows 16V on a 12V battery when it is nearly charged and taking less than 5 amps? After the charger shuts off it shows almost 14V.



Yes but because the OP said its Off the Chart it would be nice to know just what he read. And the voltage reg controls the alt output (amps) by measuring the voltage at its terminal from the blue wire on an electronic reg. But I am curious what the OP checked to see it as off the chart ? Ron