Cfc exam 1 - Study guides, Class notes & Summaries

Epa 608 Universal Final Exam (questions and answers) Which refrigerants contain the most chlorine? - CORRECT ANSWER-CFC. R11,R12,R500. As of what date did it become unlawful to intentionally release Class I and Class II refrigerants to the atmosphere? - CORRECT ANSWER-July 1 1992. Which refrigerants have the lowest ozone depletion potential (ODP)? - CORRECT ANSWER-HFC. R134a. The molecule found in CFC and HCFC refrigerants that destroys ozone in the stratosphere is: - CORRECT ANS...

EPA 609 Technician Certification Exam Questions with Complete Solutions 100% Verified 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant - Correct Answers FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 - Correct Answers CFC-11 3. Ozone layer absorbs and scatters __________ form the sun - Correct Answers Ultraviolet light 4. T/F R-134 is a chlorine-free refrigerant - Correct Answers TRUE 5. a refillable refrig...

EPA 609 Technician Certification Exam Questions and Answers 100% Accurate EPA 609 Technician Certification Exam Questions and Answers 100% Accurate EPA 609 Technician Certification Exam Questions and Answers 100% Accurate 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant - ANSWER-FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 - ANSWER-CFC-11

Section 608 Technician EPA Certification Exam Questions with Correct Answers 100% Verified When was the Clean Air Act passed? a. The 1920s b. 15 November 1990 c. 14 November 1994 d. 1 July 1992 - Correct Answer b An EPA Technician certification is required to service refrigeration systems after which date? a. The 1920s b. 15 November 1990 c. 14 November 1994 d. 1 July 1992 - Correct Answer c When did the law against venting of CFC/HCFC refrigerants take effect? a. The 1920s...

EPA Section 609 Exam Questions with Verified 100% Correct Answers Latest Update Grade A+ R-134a is a chlorine-free refrigerant - ANS - True Ozone layer absorbs and scatters from the sun - ANS - ultraviolet light For determining the Ozone Depletion Potential having been assigned a factor of 1 - ANS - CFC-11 A refillable refrigerant cylinder must not be filled above of its full capacity. - ANS - 80% Ozone at ground level and at Stratosphere is a harmful pollutant - ANS - False

EPA 608 study material including (Core, type 1, 2 and 3) Exam Questions And Answers a vacuum pump should be connected - as far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will - dramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three - oxygen atoms one chlorine atom can destroy - 100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve i...

EPA 608 universal Exam/ 150+ Questions with Correct Answers/ . Terms like: 1. Refrigeration technicians who violate the Clean Air Act Can-Answer: Lose their EPA certification, be fined, be required to appear in Federal court. 2. After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from-Answer: recovery and recycling. 3. Refrigerant that is recovered can be returned to-Answer: the same system or other systems owned by the same person without res...

EPA 609 Practice UPDATED Exam Questions and CORRECT Answers R-134a is a chlorine-free refrigerant - Correct ANSWER- True Ozone layer absorbs and scatters ________ from the sun - Correct ANSWER- ultraviolet light For determining the Ozone Depletion Potential ________ having been assigned a factor of 1 - Correct ANSWER- CFC-11 A refillable refrigerant cylinder must not be filled above ______ of its full capacity. - Correct ANSWER- 80

EPA 608 Type 3 Exam Questions with 100% Correct Answers | Verified | Latest Update 2024| Rated A+ On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and i...