HVAC Refrigeration category offers detailed information about refrigeration and HVAC.

HVAC Triple Evacuation | Heating & Cooling Refrigeration

HVAC Triple Evacuation There is definitely some confusion among HVAC/R technicians about the proper methods of evacuation before introducing the refrigerant to the refrigeration circuit. Let me be clear from the start that my methods of evacuating a refrigeration circuit are based on experience, education and an official guide produced by the US Military and […]

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