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    Charles Quarles's Avatar
    Charles Quarles Posts: 1, Reputation: 1
    New Member
    		  
    #1

    May 2, 2016, 10:07 AM
    Power to Trane furnace
    I have a Trane furnace.I put up a new Non-programmable thermostat.I can make it call for heat nothing happens ,make it call forcool nothing happens.But if I turn the thermostat up and turn from auto to on the main blower comes on ,but will go off when I turn it off. The strange thing is when I turn the thermostat off and push the door switch I get a humming noise from behind thebox where the control boardis mounted.Any ideas
    drtom4444's Avatar
    drtom4444 Posts: 3,282, Reputation: 145
    Ultra Member
    		  
    #2

    May 4, 2016, 10:38 PM
    Do you have RC and RH terminals? If so, you need a jumper between the two. How do you have it wired?
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