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-   -   Criterion II heater has a LED light that flashes 2 times (https://www.askmehelpdesk.com/showthread.php?t=772194)

  • Oct 21, 2013, 07:25 PM
    bzb8h0
    Criterion II heater has a LED light that flashes 2 times
    Furnace hums for about 30 seconds, doesn't kick on, then humming sound ends and LED repeatedly flashes 2 times with 2 second pause between.

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