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    lcota's Avatar
    lcota Posts: 1, Reputation: 1
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    #1

    Oct 21, 2011, 12:11 AM
    My furnace won't ignite this have direct ignator
    My furnace won't ignite this have direct ignator ,when I turn on the heat system this send signal to microprocesor and energetized to induce fan motor for 15 sec after this time furnace turn off or code flashes 3 time which means that something wrong whit the power supply.I real checked about the power and I had my 120 vols what I can do ?
    T-Top's Avatar
    T-Top Posts: 1,871, Reputation: 100
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    #2

    Oct 21, 2011, 05:11 PM
    If you give us the make and model of your furnace it will be easier to help. It may not be line voltage problem but low voltage problems.
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