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

    Dec 30, 2012, 02:04 PM
    My luxaire furnace pressure switch close open
    What do I do to correct the pressure switch open problem on my furnace
    drtom4444's Avatar
    drtom4444 Posts: 3,282, Reputation: 145
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    #2

    Jan 5, 2013, 09:29 AM
    If you are talking about the make-up air fan and sensor it depends on what the problem is. Something causes the switch to stay open. It could be that the fan has come apart from acids. Check fan and motor, first.
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