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    immemaw1's Avatar
    immemaw1 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Dec 7, 2013, 10:36 PM
    Heil furnace blows cold air and won't shut off
    Heil furnace, ran great for two first two days, then nothing but cold air, couldn't even turn it off using thermostat, only shuts off when power is interrupted or door to front of furnace is taken off.
    Grady White's Avatar
    Grady White Posts: 1,417, Reputation: 59
    Ultra Member
    		  
    #2

    Dec 8, 2013, 04:51 PM
    Is there a control board with a blinking light? There may be a small "window" in the blower door through which you can see.
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