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

    Oct 19, 2011, 02:01 PM
    Furance won't blow in auto mode
    My furance will come on, but won't blow air in auto. It will blow in ac and "on" (heat or cool) mode. What should I check?
    JonesHVAC's Avatar
    JonesHVAC Posts: 173, Reputation: 12
    Junior Member
    		  
    #2

    Oct 19, 2011, 05:46 PM
    I would remove the thermostat and then jumper the red and white wires. That will call for heat as if the stat did it. I am willing to bet that you have a bad stat.
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