A refrigerant blend is two or more refrigerants mixed together to form a new refrigerant. All 400 Series refrigerants (e.g., R-404A, R-448A, R-449A) are classified as blended refrigerants. One of the ...
Refrigerant migration is defined as refrigerant, either liquid or vapor, traveling to the compressor’s suction line or crankcase during the off cycle. During the off cycle, or especially during a long ...