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

    Jul 20, 2008, 12:40 PM
    Carrier Thermidistat with NO Display
    I have a Carrier Thermidistat with NO Display.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Jul 20, 2008, 03:43 PM
    Batterys?

    Is the power to the inside unit on?

    If the power is on then you might have lost a transformer OR blown a fuse on the circuit board if so equipped.
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