EPA 608 Practice exam type 1 Questions And Answers

EPA 608 Practice exam type 1 Questions And Answers The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. - Restricted to technicians who are EPA certified and refrigerant recovery A small Appliance is defined as a system that is - 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. - System dependent You must have a self-contained recovery machine available unless you only work on - Small appliances Recovery devices for use with small appliances must be capable of - Recovering 90% of the refrigerant when the compressor is operating The hydrocarbon refrigerant approved for retrofit into existing household refrigerators is - 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. - 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. - 1 What is not a small appliance? - 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. - 15 Anytime pressurized nitrogen is put into the system, the nitrogen gas - Maybe vented to the ambient air When a tank of mixed refrigerant is sent to a reclaimer, they can - Either refuse to except the refrigerant or charge extra for processing it A passive system dependent recovery process - 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? - 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? - 237 psig Any refrigerant that is vented off the top of the charging cylinder - Must be recovered Recovery of refrigerant cannot begin if the initial pressure in the system is - 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? - 319 psig