HYDROCARBON Refrigerants Training

Screenshot 2015-12-25 19.11.40
  • Before servicing any system, check the compressor and system labeling to determine whether the system being serviced contains a flammable refrigerant.A compressor designed for flammable refrigerant use should have the refrigerant designation printed on the compressor serial label, and may also display a separate flammable refrigerant label (see below): 

 Screenshot 2015-12-25 19.21.15

Compressor with: (1) serial label,
(2) flammable refrigerant label, (3) warning label

Excerpt from HYDROCARBON REFRIGERANTS, A Study Guide for Service Technicians

Available from the HC ONLINE STORE at RSES.ORG    The HVACR Training Authority

Scroll to Top