Epa 60 - Study guides, Class notes & Summaries

1. Before charging a new system with refrigerant, what should be done Answer:?: Pres- surize with nitrogen (classified as an inert gas) and leak 2. Which refrigerant can be used for leak detection as a trace gas and pres- surized with nitrogen Answer:?: R-22 3. 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 Answer...

EPA 608 Universal Exam ( ACTUAL EXAM ) Questions With Verified Solutions| ALREADY PASSED. Refrigeration technicians who violate the Clean Air Act can: - - 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: - - ANSWER recovery and recycling. Refrigerant that is recovered can be returned to: - - ANSWER the same system or other systems owned by the same...

EPA 608 Certification Exam 2024 with complete solution

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...

EPA 608 CORE Exam Questions and Answers (2022/2023) (Verified Answers) Graded A+ What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? Dont disolve iin water Each chlorine atom in the stratosphere can destroy how many ozone molecules? 100,000 ozone molecules Which refrigerant contains a CFC? R500, R12, R113 or R11? Theyre all CFC's HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? Hydrogen, chlorine, flouri...

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 1 Test | 100% Correct Answers | Verified | Latest 2024 Version

ASD Exam Questions With 100% Correct Answers 2023 Category 1 - Correct Answer-Category of Water that originates from sanitary water source (Clean) Catetroy 2 - Correct Answer-Category of Water that is contaminated; may cause discomfort or sickness (Grey) Category 3 - Correct Answer-Category of Water that is grossly contaminated; includes toxins, pathogens Special Situation - Correct Answer-Regulated or hazardous materials Class 1 - Correct Answer-Class of water that has least amount...