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-   -   My York Diamond 80 furnace stopped blowing heat (https://www.askmehelpdesk.com/showthread.php?t=614395)

  • Nov 23, 2011, 08:12 PM
    jestvick
    My York Diamond 80 furnace stopped blowing heat
    Hello my furnace stop blowing hot air, and there is no flame. Flashing code 4 for limit switch. Does any one know where it is and how to test. Any help would be appreciated, Thank you.
  • Nov 26, 2011, 08:07 AM
    glass61
    Limit switch will be located on/near your heat exchanger. If it is throwing your limit switch, there will most likely be a reason the switch is tripping.

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