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    n23ic's Avatar
    n23ic Posts: 5, Reputation: 1
    New Member
    		  
    #1

    Jan 28, 2008, 07:16 PM
    Is this my thermostat?
    I have central Heat and air and my air works just fine but when I turn the heat on it works just fine also but it will not shut off unless I shut the switch off at the thermostat and it is digital is that my thermostat?
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Jan 28, 2008, 07:30 PM
    Crossed wire.
    Thermostat wiring has shorted.
    Thermostat defective.


    If replacing by a good quality Honeywell or White Rodgers.
    therinnaiguy's Avatar
    therinnaiguy Posts: 153, Reputation: 5
    Junior Member
    		  
    #3

    Jan 29, 2008, 05:47 AM
    Could be a sticking heat relay at the furnace?
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