EPA 608 Practice Exam Type 1 Solved 100%

The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. - Answer Restricted to technicians who are EPA certified and refrigerant recovery A small Pliance is defined as a system that is - Answer Manufactured, fully charged, and hermetically sealed in a factory with a charge of 5 pounds or less A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if the total charge is below 15 pounds. - Answer System dependent You must have a self-contained recovery machine available unless you only work on - Answer Small appliances Recovery devices for use with small appliances must be capable of - Answer Recovering 90% of the refrigerant when the compressor is operating The hydrocarbon refrigerant approved for retrofit into existing household refrigerators is - Answer None. Hydrocarbons are not approved for any retrofit applications New household refrigerators with a charge of less than 57 grams (2 ounces weight) can use any of the following refrigerants, except. - Answer R-1235yf And exempt refrigerant is any refrigerant that has a 0 Ozone depletion potential (0 ODP) any global warming potential (GWP) equal to or lower than carbon dioxide, that is a GWP of _________ or less. - Answer 1 What is not a small appliance? - Answer An MVAC-like system that holds 3 pounds of R-22 Any system with a charger less than ________ pounds can you system dependent recovery equipment. - Answer 15 Anytime pressurized nitrogen is put into the system, the nitrogen gas - Answer Maybe vented to the ambient air When a tank of mixed refrigerant is sent to a reclaimer, they can - Answer Either refuse to except the refrigerant or charge extra for processing it A passive system dependent recovery process - Answer Recovered refrigerant in a non-pressurized container What is the pressure of a storage cylinder of R-134A, that is stored in a room where the temperature is 100°F? - Answer 124 PSIG What is the pressure of a storage cylinder of R-404A, that is stored in a room where the temperature is 100°F? - Answer 237 psig Any refrigerant that is vented off the top of the charging cylinder - Answer Must be recovered Recovery of refrigerant cannot begin if the initial pressure in the system is - Answer 0 psig What is the pressure of the storage cylinder of R-410a, that is stored in a room where the temperature is 100°F? - Answer 319 psig