Cfc exam - Study guides, Class notes & Summaries

EPA SECTION 608 CORE (2021-2022 revision) A disposable cylinder should be reduced to what pressure before scrapping? a. 0 psig b. 20 psig c. 50 psig d. 80 psig A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? a. Add R-22 after the repair is complete. b. Retrofit the unit to R-407C. c. Use recovered or recycled R-22 from the same owner. d. Top off the unit with R-410a. A refillable cylinder must not be filled above what ...

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - Correct answer-November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? - Correct answer-Recover all refrigerants. The objective of the Clean Air Act is to protect what? - Correct answer-The earth's stratosphere. HFC's - Correct answer-HydroFlouroCarbon's CFC's - Correct answer-ChloroFluoroCarbon's ODP - Correct answer-Ozone Depletion Potential Which in...

CFC Core Exam | Questions and Correct Solutions Latest Update __are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - Answer - C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - Answer - D 3.Refrigerant__is the ty...

CFC Core Exam Questions with answers

EPA 608 CORE TEST EXAM 2024 WITH 100% CORRECT ANSWERS As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - correct answer a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere la...

CFC Core Exam Questions With 100% Correct Answers.

ozone construction exists as 3 basic forms - Answer- o - oxygen atom o2 - oxygen molecule o3 - ozone molecule - toxic, unstable gas, protects us from UV sunlight sunlight strikes o2 molecules and splits them, the floating o atoms will "float" and come into contact with o2 to form - Answer- o3- ozone molecule the stratosphere is approx. how far away above earths surface - Answer- 15 to 50 km normally there is a balance between the ___________ and ___________ of o3 - Answer- destructi...

EPA 608 EXAM BANK UPDATED WITH 100% ACCURATE SOLUTIONS Refrigeration technicians who violate the clean air act can: A. lose their epa certification B. be fined. C. be required to appear in federal court D. all of the above - correct answer all of the above It has been illegal to vent substitutes for CFC and HCFC refrigerants since: - correct answer november 1995 which refrigerant has the lowest odp? R22, R11, R12, R113 - correct answer R22 to remove refrigerant in any condit...

CFC Core Exam Questions | 130 Questions with 100% Correct Answers | Latest Update | Verified __are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - D 3.Refrigeran...

CFC Exam With Complete Solutions 2023