Odp test 2025 - 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 ...

EPA Certification 608 Core Practice Test | Latest Version | 2024/2025 | Already Passed What is the primary goal of the EPA 608 Core Certification in relation to refrigerant handling? The primary goal is to ensure technicians have the knowledge and skills required to handle refrigerants safely, including recovery, recycling, and compliance with environmental regulations. How do regulations under the EPA 608 Core Certification impact the use of refrigerants in new HVAC systems? ...

EPA 608 Core Exam: Free Online Practice Test 1 | Latest Version | 2024/2025 | Graded A+ What is the primary function of refrigerant recovery machines in HVAC systems? Refrigerant recovery machines are used to remove refrigerant from an HVAC system before service, repair, or disposal, ensuring that refrigerants are captured and recycled or properly disposed of to prevent environmental harm. How does the use of certified recovery equipment contribute to environmental protection? ...

ODP test | Questions and Verified Solutions 2024 Update Chlorofluorocarbon (CFC) refrigerants consist of: - Answer - Chlorine, Fluorine, Carbon What causes a CFC molecule to break down once it reaches the upper atmosphere? - Answer - Ultraviolet light The Ozone layer: - Answer - Reduces ultraviolet radiation. Hydrochlorofluorocarbon (HCFC) refrigerants consists of: - Answer - Hydrogen, Chlorine, Fluorine, Carbon. Which of the following refrigerants causes the least amount of damage to th...

EPA 608 Core Test Sample Questions 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 - Answer️️ -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...

EPA SECTION 608 CORE (2022 revision) What does ozone in the stratosphere above the earth consist of? a. Molecules containing 2 oxygen atoms. b. Molecules containing 3 oxygen atoms. c. Molecules containing 4 oxygen atoms. d. Molecules containing 5 oxygen atoms Which of the following refrigerants has the lowest global warming potential? a. R-134a b. R-407C c. R-410A d. R-600a Which of the following gases is used as the baseline measurement for global warming potential? a. Ammo...