(WinstonCup) wrote in message ...
I have a 1978 C182 Q. I recently experienced my alternator turning off and the
high voltage light coming on. I cycled the switch (1/2 master) and got it to
reset every time, however, the interval between episodes varied. I had the

Sounds like it might be an overvoltage. The overvoltage spike will trigger
the OV protection locking the alternator off line till you cycle the switch.

Most common cause for ov is low battery water and corrosion in battery c
connections... ie, something that keeps the battery from holding the bus
against current spikes.

Bill Hale