Refrigerant Certification and Small Appliance Regulations

These flashcards cover essential topics related to refrigerant certification, types of hydrocarbon refrigerants, and EPA regulations regarding small appliances.

Which hydrocarbon refrigerant is approved for retrofit into existing household refrigerators?

A. HC R-600a 2 ounces or less.

What type of certification is required for persons recovering CFCs, HCFCs, or HFCs during maintenance of small appliances?

C. Type I Technician or Universal Technician.

What is the EPA's definition of a 'small appliance'?

B. Products having 15 pounds or less of refrigerant.

What type of appliances can technicians charge after passing the Type I examination?

A. Appliances containing 5 pounds or less of refrigerant that have been hermetically sealed and charged at the factory.

What is the recovery requirement for devices used with small appliances containing CFCs, HCFCs, and HFCs?

A. Recovering 90% of the refrigerant when the compressor is operating or achieving a 4-inch vacuum under the conditions of AHRI 740.

What is the maximum normal charge of HCFC or HFC refrigerant in an appliance that uses system dependent recovery equipment?

B. 10 pounds.