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    jonesjua's Avatar
    jonesjua Posts: 2, Reputation: 1
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    #1

    Jul 30, 2012, 05:58 PM
    Draft inducer motor for Criterion II
    What does the draft inducer motor do?
    jonesjua's Avatar
    jonesjua Posts: 2, Reputation: 1
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    #2

    Jul 30, 2012, 06:00 PM
    What is a draft inducer motor and what exactly does it do?
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    ma0641 Posts: 15,675, Reputation: 1012
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    #3

    Jul 30, 2012, 06:59 PM
    Think of the name "draft inducer". The motor turns a small fan that forces (induces) air out the vent, creating a draft so you don't backdraft after ignition. In 92% units it forces air out and the negative pressure brings fresh air into the heater from outside.

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