Epa 608 type 3 exam 2025 Study guides, Class notes & Summaries

EPA 608 Practice Exam Type 1 Questions and Answers | Latest Version | 2024/2025 | 100% Pass What must be done with refrigerant released from the top of a charging cylinder? It must be captured and not vented. When should you not start recovering refrigerant from a system? If the system pressure is at 0 psig. What is the pressure inside an R-410A cylinder at 100°F? 319 psig. What might be necessary when using a passive recovery device on a non-operational compressor in a sma...

EPA 608 study material including (Core, type 1, 2 and 3) Exam 2024/2025 Questions With Completed & Verified Solutions.

EPA 608 Type 3 exam | Questions and Correct Solutions | Graded A+ On low pressure chillers, moisture typically enters the refrigerant system through - Answer -air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - Answer -10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller - Answer -... A hydrostatic tube test kit is used to: - Answer -determine if a tube leaks Commerci...

EPA 608 Type 3 Study Guide with Complete Solutions On low pressure chillers, moisture typically enters the refrigerant system through - Answer️️ -air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - Answer️️ - 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller - Answer️️ -... A hydrostatic tube test kit is used to: - Answer️️ -determine if a tube leaks...

HVAC: EPA 608 Certification Study Guide with Complete Solutions Are there drop-in replacements for R-12 systems? Why or why not? - Answer️️ -No because the new refrigerants are incompatible with the oils and lubricants used in R-12 systems. What type of oil is used in R-134a and what oils will it mix with? - Answer️️ -Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - Answer️️ -Alkylbenzene lubricant What is difference b/w ternar...

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...

EPA 608 Type 2 Practice exam Questions and Answers |100% Pass If a leaking appliance with a regulated refrigerant is not going to be repaired, it must be; A retrofitted or retired within 3 months. B retrofitted or retired within 12 months. C replaced within 3 months. D replaced within 12 months. - Answer️️ -B retrofitted or retired within 12 months. A high-pressure appliance containing 210 lbs. of R-407C refrigerant must be evacuated (recovered) to a level of; A 15 inches of vacuum...