EPA 608 (CORE) Exam 2023 with complete solution

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EPA 608 (CORE) Exam 2023 with complete solution When moisture exists in an operating system, what is most likely to occur? ✔Ans✔ Acid will form. What factor(s) affects the speed of evacuati ... on? ✔Ans✔ 1) The size of the equipment being evacuated. 2)The ambient temperature. 3) The amount of moisture in the system A system is considered dehydrated when? ✔Ans✔ The vacuum indicator shows you have reached & held the required finished vacuum. The over-evacuation of a system: ✔Ans✔ Does not occur. The size (capacity) of the vacuum pump & the size of the suction line used will determine what? ✔Ans✔ The length of dehydration time. A system is dehydrated to do what? ✔Ans✔ Remove water & water vapor. To obtain an accurate vacuum reading during system evacuation, the system vacuum gauge should be located: ✔Ans✔ As far from the vacuum pump as possible. To scrap a disposable cylinder, the internal cylinder pressure should be reduced to at least what? ✔Ans✔ 0 psig Never use an open flame to heat a refrigerant tank because? ✔Ans✔ 1) It can result in venting refrigerant to the atmosphere. 2)The tank may explode, causing serious injury to people nearby. 3) Refrigerant in the tank may decompose, forming a toxic material. When operating refrigerant recovery or recycling equipment, the following precautions should always be followed. ✔Ans✔ 1) Wear safety glasses. 2) Wear protective gloves. [Show More]

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EPA 608 Exams Bundled Together with complete solutions Questions and Answers (Verified Answers)(Full Solution Pack)

HVAC: EPA 608 Certification Study Guide Questions and Answers, Graded A+ EPA 608 Core Exam Questions and Answers, Graded A+ EPA 608 Certification Section 608 Refrigerant Recovery and Transition...

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