Refrigerant Charging: How to Check an R-410A Refrigerant Charge & Disconnect on Unit with King Valves

This is a STEP BY STEP PROCESS on How to Check an R-410a Refrigerant Charge on an Outdoor Air Conditioning Unit with 3 Position Service Valves otherwise known as King Valves. I show you how to Measure the Refrigerant Charge When to Add or Recover Refrigerant From the System or if the System is Accurately Charged. I also show you the Proper Disconnect Procedure so that you do not Lose Refrigerant Out of the Unit.
Refrigerant Charging: How to Check an R410A Refrigerant Charge & Disconnect on the unit with King Valves!