"James Sweet" wrote in message
news:4Avch.3283$H22.203@trndny09...

Sounds like a split 240 generator. Perhaps the regulator connections got
switched to the 240 leads instead of the 120 leads?

Wouldn't they only go to the 240 leads? If that output is correct, the 120
should be as well.

You'd think but who knows? Without a circuit it's hard to diagnose.