Die Annotation des Normtextes SAE J1657 :
The purpose of this SAE Recommended Practice is to provide criteria for determining the acceptability of candidate retrofit refrigerants to replace CFC-12 (R-12) in mobile A/C systems originally designed to use CFC-12 (R-12).
SUBJECT TAXONOMY: Heating, ventilation, and air conditioning systems (HVAC), Air conditioning, Maintenance, repair, and service operations, Refrigerants, Safety
SUBFILE: Automotive
TYPE OF DOCUMENT: Ground Vehicle Standard
Stabilized: Apr 2011 