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    bsgrant's Avatar
    bsgrant Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Aug 18, 2007, 10:18 AM
    No power to heating and air conditioning unit
    I replaced blower motor and new thermostat, but now there is no power to the complete unit.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Aug 18, 2007, 11:50 AM
    Check the fuses and circuit breakers for your unit.
    J Costa's Avatar
    J Costa Posts: 88, Reputation: 9
    Junior Member
    		  
    #3

    Aug 18, 2007, 04:48 PM
    If your breakers check out o.k. was the power turned off completley when changing the thermostat you might have blown the transformer, check to see if you are getting 24 volts on the secondary side of transformer.
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