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Types of HVAC/R Service Valves, How They Work, Port Access & Problems!

In this HVACR Training Video, I show the 3 Position Service Valves, 2 Position Service Valves, and Ball type Valves. I discuss the differences between Refrigeration King Valve and 3 Position Service Valves used for Air Conditioning. I show the Shrader Valve Core, Port Access, Safety Caps, Low Loss Fittings for the Refrigerant Hoses, the Valve Core Removal Tool, and Ratcheting Service Wrenches!

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