Study guides, Class notes & Summaries

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 pulp, 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 exceeds _________ of the charge per year? 15%

EPA 608 Type 2 Test Questions With Answers Technicians maintaining, servicing, repairing or disposing of high pressure or very high-pressure appliances, except small appliances and MVAC, must be certified either as a Universal Technician or a ______ ___. - CORRECT ANSWER Type 2 After the installation of any type of system, the unit should be pressurized with _____ and _____ checked. - CORRECT ANSWER nitrogen leak Nitrogen is an ______ gas. - CORRECT ANSWER...

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...

The state of the refrigerant entering the metering device is? - answer-a subcooled high pressure liquid. What type of refrigerant is used in very high-pressure appliances? - answer-r-503 What type of refrigerant is used in medium pressure appliances? - answer-r-500 What type of refrigerant is used in high pressure appliances? - answer-r-410a and r-22 What device is located at the end of the liquid line? - answer-the expansion device. What type of refrigerants are the least harmful...

EPA 608 Certification Exam with 100% Correct Answers 2024 What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - ️️ - November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? - ️️ - Recover all refrigerants. The objective of the Clean Air Act is to protect what? - ️️ - The earth's stratosphere. HFC's - ️️ - HydroFlouroCarbon's CFC's - ️️ - ChloroFluoroCarbon's ODP - ️️ - Ozone ...

EPA 608 STUDY MATERIAL INCLUDING (CORE, TYPE 1, 2 AND 3) QUESTIONS VERIFIED 100% CORRECT!!

EPA 608 UNIVERSAL 2024 EXAM QUESTIONS & ANSWERS SOLVED 100% CORRECT!!

EPA 608 (Fall 2024) Graded A+

EPA 608 TYPE III 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED Identify the pressure corresponding to 32 degrees F for R-123: ________. a) 23 inches of Hg vacuum b) 20 inches of Hg vacuum c) 17 inches of Hg vacuum d) 11 inches of Hg vacuum - CORRECT ANSWER b) 20 inches of Hg vacuum A hydrostatic tube test kit is used to: _________. a) blow all water from the tubes b) remove any water from the machine c) vent refrigerant d) determine if a tube leaks - CORRECT ANSWER ...

EPA 608 TYPE 3 2024 |139 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED On low pressure chillers, moisture typically enters the refrigerant system through - CORRECT ANSWER air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - CORRECT ANSWER 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller - CORRECT ANSWER ... A hydrostatic tube test kit is used to: ...

EPA 608 CORE 2024 |56 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED Which of the following refrigerant has a GWP of "1"? A) R-22 B) R-1233zd C) R-410A D) R-134a - CORRECT ANSWER B) R-1233zd The molecule found in CFCs and HCFCs that depletes O-Zone is: A) Fluorine B) Chlorine C) Hydrogen D) Carbon - CORRECT ANSWER B) Chlorine Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for; A) disposab...

EPA 608 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED To process refrigerant to a level equal to new (virgin) product specifications as determined by chemical analysis defines: - CORRECT ANSWER Reclaiming Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for: - CORRECT ANSWER Disposable cylinders Clean refrigerant for reuse by separating the oil from the refrigerant by passing it through one...