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HVAC: EPA 608 Certification Study Guide Questions and Answers, Graded A+ Are there drop-in replacements for R-12 systems? Why or why not? 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? Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? Alkylbenzene lubricant What is difference b/w ternary blend a azeotropic blend? Ter...

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9 páginas

Escrito en 2022/2023

Grado A+

Parie

Are there drop-in replacements for R-12 systems? Why or why not? - 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? - Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - Alkylbenzene lubricant What is difference b/w ternary blend a azeotropic blend? - Ternary blends are three-part mixtures whereas azeotropic blends are blends of...

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11 páginas

Escrito en 2023/2024

Grado A+

AmazingGrace

Master essential HVAC concepts and pass your certification exams with this comprehensive test bank for , featuring complete questions and correct, detailed answers verified for accuracy. This guide covers critical topics including refrigerant recovery and recycling procedures, differences between self-contained and system-dependent recovery equipment, proper evacuation techniques, leak detection methods, compressor types, and the three R's of refrigeration (Recover, Recycle, Reclaim). Designe...

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16 páginas

Escrito en 2025/2026

Grado A+

PrepMaster

Skillcat Epa /Epa 608 Bundled Latest Updated (2026/2027)

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10 artículos

luzlinkuz

Hvac: Epa 608 Certification - Real Questions + Detailed Answers - Latest Version - Top Rated 2026...

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10 páginas

Escrito en 2025/2026

Grado A+

luzlinkuz

Hvac: Epa 608 Certification Exam Exam 2025| Brand New Actual Exam With 100% Verified Questions And Correct Solutions| Guaranteed Value Pack| Ace Your Grades.

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23 páginas

Escrito en 2024/2025

Grado A+

Savvynurse

HVAC Questions and Correct Answers/ Latest Update / Already Graded

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4 artículos

Expert1

HVAC: EPA 608 Certification Exam Questions and Answers Latest Updated 2024/2025 (GRADED A+)

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20 páginas

Escrito en 2024/2025

Grado A+

Nelly003

HVAC: EPA 608 Certification Study Guide

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11 páginas

Escrito en 2024/2025

Grado A+

Laudabletasks

Are there drop-in replacements for R-12 systems? Why or why not? Ans: 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? Ans: Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? Ans: Alkylbenzene lubricant What is difference b/w ternary blend a azeotropic blend? Ans: Ternary blends are three-part mixtures ...

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29 páginas

Escrito en 2024/2025

Grado A+

Expert1

Hvac: Epa 608 Certification Study Guide Questions Newest 2025 Actual Exam 100 Questions And Correct Detailed Answers / Already Graded A+

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16 páginas

Escrito en 2024/2025

Grado A+

TESTHUBB

HVAC Excellence Commercial Air Conditioning ESCO Certification Questions And Answers Graded A+.HVAC: EPA 608 Certification Study Guide Questions And Answers 100% Guaranteed Success.ESCO Light Commercial Refrigeration EXAM Questions And Answers Rated A+.HVAC NATE Heat Pump questions and answers 100% verified.

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9 artículos

Lectsadh

Hvac: Epa 608 Certification Exam 2025

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11 páginas

Escrito en 2024/2025

Grado A+

YANCHY

Hvac: Epa 608 Certification Q&A 2024/2025

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9 páginas

Escrito en 2024/2025

Grado A+

GEEKA

HVAC: EPA 608 Certification Study Guide Questions And Answers 100% Guaranteed Success. Are there drop-in replacements for R-12 systems? Why or why not? - correct answer. 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? - correct answer. Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - correct answer. Alkyl...

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9 páginas

Escrito en 2024/2025

Grado A+

Lectsadh

EPA 608 Certification Exam Questions and Answers Latest Update 2024 | EPA 608 Type 2 certification Exam Questions with Verified Answers | EPA 608 Certification Exam Questions and Answers Latest Updated 2024 | EPA 608 Type 2 Exam With 100% Correct Answers & EPA 608 Final Exam with 100% Complete Solutions Latest 2024/2025 (GRADED)

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5 artículos

ExcelAcademia2026

EPA 608 Certification Exam Questions and Answers Latest Update 2024/2025 | EPA 608 Type 2 Exam Questions with 100% Correct Answers | EPA 608 Type 3 exam with 100% Complete Solutions & EPA 608 Certification Exam Questions and Answers Latest Updated 2024/2025 (GRADED)

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5 artículos

DRBRIGHT2026

Recover - to remove any refrigerant in any condition from system and store in external container without necessarily testing or processing in any way What are the leak repair requirements for comfort cooling appliances and commercial appliances containing 50 pounds or more of refrigerant? - The leak rate exceeds 15% in comfort cooling appliances How does a centrifugal purge unit work? - A centrifugal purge unit takes its suction from the top of the condenser, removes the air from the syste...

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11 páginas

Escrito en 2024/2025

Grado A+

ACADEMICMATERIALS

HVAC: EPA 608 Certification Study Guide questions and rationale answers

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13 páginas

Escrito en 2023/2024

Grado A+

CUTENURSE1

Exam Bundle Esco Electrical (Complete Package) Questions)100% Correct!Exam Bundle Esco Electrical (Complete Package) Questions)100% Correct!Exam Bundle Esco Electrical (Complete Package) Questions)100% Correct!Exam Bundle Esco Electrical (Complete Package) Questions)100% Correct!Exam Bundle Esco Electrical (Complete Package) Questions)100

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25 artículos

papersmaster01

Are there drop-in replacements for R-12 systems? Why or why not? - ANSWERNo 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? - ANSWEREster based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - ANSWERAlkylbenzene lubricant What is difference b/w ternary blend a azeotropic blend? - ANSWERTernary blends are three-part mixtures whereas azeo...

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8 páginas

Escrito en 2023/2024

Grado A+

papersmaster01

Are there drop-in replacements for R-12 systems? Why or why not? - 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? - Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - Alkylbenzene lubricant What is difference b/w ternary blend a azeotropic blend? - Ternary blends are three-part mixtures whereas azeotropic blends are blends of...

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11 páginas

Escrito en 2023/2024

Grado A+

STUDENTROOM