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    n130j's Avatar
    n130j Posts: 1, Reputation: 1
    New Member
     
    #1

    Jan 25, 2009, 10:29 AM
    Heater continuously blows cold air
    Why does my gas furnace blows cold air ; the filter had been changed, the vents are not obstructed,and the thermostat has just been replaced?
    wmproop's Avatar
    wmproop Posts: 3,749, Reputation: 91
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    #2

    Jan 25, 2009, 10:31 AM
    Look at your circut/control board is it blinking a code?

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