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Adjusting HVAC Blower Speed CFM on Furnace & AC Units!
In this HVAC Training Video, I Show How to Adjust the Blower Speeds on Furnace and Air Conditioning Units. I Show How to Determine What Speed is High and Low using a Multimeter. CFM stands for Cubic Feet Per Minute and Roughly 400 CFM is Needed for every 1 ton (12,000 BTU/HR) of Heat Removal Capacity in Air Conditioning Systems.
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