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-   -   York diamond 80 red light on circuit board flashes 4 times. (https://www.askmehelpdesk.com/showthread.php?t=512873)

  • Oct 2, 2010, 08:53 AM
    sirluckey1
    York diamond 80 red light on circuit board flashes 4 times.
  • Nov 18, 2011, 12:48 PM
    peteswan
    This means that your gas pressure is low or your gas valve in the furnace is not allowing the proper pressure through to the burnner. You may have to reajust the valve regulator or replace it.

    Peter
  • Jan 9, 2013, 08:04 AM
    sprinters1
    Quote:
    Originally Posted by peteswan View Post
    This means that your gas pressure is low or your gas valve in the furnace is not allowing the proper pressure through to the burnner. You may have to reajust the valve regulator or replace it.

    Peter
    How do I readjust the valve regulator?

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