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AC FREEZING, FURNACE OVERHEATING? Quickly Find the Airflow Problem on a Furnace or Air Conditioner!

In this HVAC Training Video, I show How to Quickly Find the Source of an Airflow Problem or Blockage that is Causing the Furnace to Overheat or the Air Conditioner to Freeze! I Show How to Measure the Actual CFM (Cubic Feet per Minute) of Airflow by Taking Static Pressure Measurements on the Return and Supply Sides of the HVAC System.

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