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    drt2017's Avatar
    drt2017 Posts: 1, Reputation: 1
    New Member

    Nov 1, 2007, 04:30 PM
    Fan cycle
    On the thermostat in the heat mode on auto furnace flames on fan does not blow, switch fan switch from auto to fan on it moves heat through the vents
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert

    Nov 1, 2007, 05:41 PM
    Sounds like the fan and limit control is defective. Since it works when the on position is selected the relay is good.

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