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HVAC Service Training: Using Refrigerant Gauges to Read Liquid Line Restriction or Low Air Flow!

In This HVAC Service Training Video I go over How to Use the Manifold Gauge Set to Troubleshoot an Air Conditioner Refrigerant Problem of Low Air Flow Problem vs a Liquid Line Restriction as apposed to just a Low Refrigerant Charge. I go over the main differences between the problems and how to tell by using the Superheat and Subcooling methods along with the Vapor Saturated Temperature.

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