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-   -   How to tell if ac thermostat is bad, (https://www.askmehelpdesk.com/showthread.php?t=495286)

  • Aug 5, 2010, 03:08 PM
    stormn49
    How to tell if ac thermostat is bad,
    I have a Nordyne 12 seer heat pump, I heard a pop today, and the ac cut off and the thermostat went dark
  • Aug 5, 2010, 03:09 PM
    NorthernHeat

    Jumper red to green, did anything happen?
  • Aug 5, 2010, 03:34 PM
    stormn49
    No
  • Aug 5, 2010, 03:35 PM
    stormn49

    Did you mean in the thermostat box
  • Aug 5, 2010, 03:44 PM
    stormn49

    Did you mean in the thermostat box
  • Aug 5, 2010, 03:47 PM
    NorthernHeat

    Yes at the thermostat
  • Aug 5, 2010, 04:01 PM
    stormn49

    Nothing happened, any other suggestions
  • Aug 5, 2010, 07:29 PM
    wmproop

    You might have/probably blown the transformer

    They don`t go bad very often, something maybe a short caused it

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