randytrue

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• Posted in thread: bad transformer? on 05-05-2012 at 06:48 AM
  OK, I'm getting 13V AC at the transformer output.Can we assume the transformer is bad?Randy

• Posted in thread: bad transformer? on 05-05-2012 at 05:54 AM
  At the transformer check both the input and output side, should be 120V on input and 24V on the
  output. If that checks ok then check for 24V at the thermostat.Is there a component that will
  go out bet...

• Posted in thread: bad transformer? on 05-05-2012 at 05:50 AM
  At the transformer check both the input and output side, should be 120V on input and 24V on the
  output. If that checks ok then check for 24V at the thermostat.The thermostat is easier to
  check first.T...

• Posted in thread: bad transformer? on 05-04-2012 at 07:00 PM
  The furnace is a Janitrol AC30-10, SN 9412014 74I know my way around a VOM meter, so tell me
  what's next.Randy

• Posted in thread: bad transformer? on 05-04-2012 at 05:09 AM
  During the winter, I noticed a loud hum coming from my furnace at all times.The other day, I
  tried to turn on the AC and got no response.Checked the furnace room, and found the noise is
  gone. No respo...