EPA 608 Study guides, Class notes & Summaries

EPA 608 Certification Exam Questions And Answers What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - ANS November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? - ANS Recover all refrigerants. The objective of the Clean Air Act is to protect what? - ANS The earth's stratosphere. HFC's - ANS HydroFluoroCarbons CFC's - ANS ChloroFluoroCarbons ODP - ANS Ozone Depletion Potential ...

EPA 608 Type 3 Exam Questions And Answers On low pressure chillers, moisture typically enters the refrigerant system through - ANS air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - ANS 10 psig Leak test and repair the chiller to reduce refrigerant loss from a purge unit on CFC-11 chiller - ANS ... A hydrostatic tube test kit is used to: - ANS determine if a tube leaks Commercial and industrial proce...

UPDATED EPA 608 QUIZLET (2023) EXAM QUESTIONS AND ANSWERS the state of the refrigerant entering the metering device is? - ANS A subcooled high pressure liquid. what type of refrigerant is used in VERY high-pressure appliances? - ANS R-503 what type of refrigerant is used in MEDIUM pressure appliances? - ANS R-500 what type of refrigerant is used in HIGH pressure appliances? - ANS R-410A and R-22 what device is located at the END of the liquid line? - ANS The expansion dev...

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. ...

EPA 608 (TYPE II) Exam Questions And Answers When a new system has been assembled, the first thing to do is? - Pressurize the system with an inert gas & leak check. After installation of a field-piped R-410A split heat pump, the unit should first be? - Pressurized with nitrogen then leak checked. The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the leak rate exc...

EPA Section 608 Technician Certification Study Guide Questions And Answers` What are the typical uses of the center port of a gauge set? - Used during evacuation, charging and recovery procedures. What color are the gauges on a manifold gauge set? - Low pressure is blue, High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - High side is 0 to 500 PSIG; Low side is 0 to 350 PSIG and 0 to 30 in. Hg below atmospheric press...

EPA 608 Universal Exam Questions And Answers Refrigeration technicians who violate the Clean Air Act can: - - ANS Lose their EPA certification, be fined, be required to appear in Federal court. After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from: - - ANS recovery and recycling. Refrigerant that is recovered can be returned to: - - ANS the same system or other systems owned by the same person without restriction. Refrigerants ca...

EPA 608 9th edition Exam Questions And Answers Reusable refrigerant containers under high-pressure must be hydrostatically tested how often? - ANS 5 years How much can a person be fined per day per violation for knowingly releasing a regulated substance that violates the Clean Air Act? - ANS $44,539 HCFCs contain - ANS Hydrogen, Chlorine, Fluorine, and Carbon Which of the following refrigerants is an HFO? - ANS R-1234ze An ozone molecule contains; - ANS Three oxygen atom...

Refrigeration technicians who violate the Clean Air Act can: - - Correct Answer Lose their EPA certification, be fined, be required to appear in Federal court. After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from: - - Correct Answer recovery and recycling. Refrigerant that is recovered can be returned to: - - Correct Answer the same system or other systems owned by the same person without restriction. Refrigerant can not be called "rec...

Before charging a new system with refrigerant, what should be done? - Correct Answer Pressurize with nitrogen (classified as an inert gas) and leak Which refrigerant can be used for leak detection as a trace gas and pressurized with nitrogen? - Correct Answer R-22 What tools can you use to find general area of leaks and pinpoint leaks? a. Soap bubbles. b. Look for oil residue c. Electronic or ultrasonic leak detector will provide the general area of the leak d. Refrigerant dye - Co...