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Re: Roof A/C out at 104F (of course) [message #317886 is a reply to message #317885] Mon, 22 May 2017 23:32 Go to previous messageGo to previous message
A Hamilto is currently offline  A Hamilto   United States
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Registered: April 2011
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Luvn737s wrote on Mon, 22 May 2017 23:21
The Onan has no internal voltage regulator?

Of sorts. But voltage AND frequency are dependent on speed (RPMs). Check the specs for no load and full load RPMs, voltage and frequency. RPMs go up, voltage and frequency go up. RPMs go down, voltage and frequency go down.

The power surge almost certainly released the magical smoke from some part of the roof AC unit.
 
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