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    katkonk Posts: 3, Reputation: 1
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    Feb 25, 2012, 09:36 PM
    Lennox combustion air inducer?
    Our Lennox furnace starts up, but it won't stay on. You have to keep turning it on and off by the thermastat. If you turn the temp up to 80 degrees, it'll stay on. Does this have anything to do with the combustion air inducer, or the motherboard, or is it something else?

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