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-   -   Dianostic light flashes 3 times on trane xr80 (https://www.askmehelpdesk.com/showthread.php?t=413025)

  • Nov 5, 2009, 11:17 AM
    JAMES56123
    Dianostic light flashes 3 times on trane xr80
    I have a trane xr80 furnace, the dianostic light is flashing 3 times and furnace won't light, what can I do
  • Nov 5, 2009, 11:33 AM
    hvac1000
    Look on inside of blower door access panel for the blink legend next to the wiring diagram.

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