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Charging Tables
R-32 Refrigerant Charging Tables
This article provides charge and area requirements for systems that use R-32 refrigerant.
R-454B Refrigerant Charging Tables
This article provides charge and area requirements for systems that use R-454B refrigerant.
Subcooling Charging & Refrigerant Adjustment in Cooling Mode
This article explains the process for subcooling charging and refrigerant adjustment in Cooling mode.
Understand the Guidelines for Additional R-454B Refrigerant
This article provides guidelines for selecting the appropriate additional charge of R-454B refrigerant according to the piping length.