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Clever brooks

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burner222
burner222 Member, Email Confirmation Posts: 1
edited June 2021 in THE MAIN WALL
Have a humming noise when come off low fire o2 levels start to
drop. Noise gets louder as foreign rate increases. I think theres something loose in the wind box. Anything me see this before. Running # fuel
oil. 

Comments

  • retiredguy
    retiredguy Member Posts: 1,092
    Wow, you need to rewrite your question so people know what you are talking about. Also, how big is this boiler?
  • EBEBRATT-Ed
    EBEBRATT-Ed Member Posts: 20,190
    Sounds like the mixture is off coming off low fire
  • Intplm.
    Intplm. Member Posts: 3,021
    Check for.....well, anything that's loose. It could be a vibration noise.

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