R12 Refrigerant Circuit, Converting to R134a Refrigerant Circuit and Servicing (Retrofit)

R12 Refrigerant Circuit, Converting to R134A Refrigerant Circuit and Servicing (Retrofit)

NOTE:
- For environmental reasons and on account of the corresponding legislation, refrigerant R12 can no longer be manufactured or supplied. Refrigerant R134a has been developed as a replacement for R12.
- Air conditioning systems developed and designed for refrigerant R12 cannot however simply be charged with refrigerant R134a. To ensure trouble-free operation of the air conditioning system even after conversion, various components of the refrigerant circuit must be replaced.
- A precise description of the conversion procedure and information on the servicing of converted refrigerant circuits can be found in: Air conditioner with refrigerant R12 Parts 2 and 3.