Tech Tip: How to troubleshoot a combustion airflow switch

Matt shows us some tips for making sure our combustion air flow switch is working properly. Please note combustion systems can be dangerous and only qualified burner/boiler contractors should work on these systems.

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2 Responses

  1. Dear sir
    Good day hope you are fine
    Please support, as alarm of (low combustion air pressure switch) on the discharge duct of forced draft fan reading was decreased with boiler load increase which affect boiler loading capacity.

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