Hvac epa certification - Study guides, Class notes & Summaries

HVAC (EPA Certification Exam Section 608) Questions With Verified Solutions | ALREADY PASSED | LATEST REVISED UPDATE What does a metering device do? - ANSWER The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - ANSWER Heat is absorbed in the evaporator. What happens in the evaporator? - ANSWER Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid to vapor. At...

HVAC: EPA 608 Certification Study Guide Questions and Answers | Latest Version | 2024/2025 | Rated A+ Are there alternative refrigerants that can be directly used in systems originally designed for R- 12? Why or why not? No, because these new refrigerants are not compatible with the lubricants and oils used in R- 12 systems. Explanation: The oils and lubricants in R-12 systems cannot properly interact with newer refrigerants, making direct replacements unfeasible. What type of o...

How many types of HVAC certifications are there? - There are 4 types. What does a metering device do? - The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Heat is absorbed in the evaporator. What happens in the evaporator? - Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid to vapor. At the outlet of the evaporator the refrigerant is what? - The refrigerant is now a l...

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...

How many types of HVAC certifications are there? - ANSWER-There are 4 types. What does a metering device do? - ANSWER-The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - ANSWER-Heat is absorbed in the evaporator. What happens in the evaporator? - ANSWER-Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid to vapor. At the outlet of the evaporator the refrigerant is ...

How many types of HVAC certifications are there? - Answer There are 4 types. What does a metering device do? - Answer The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Answer Heat is absorbed in the evaporator. What happens in the evaporator? - Answer Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid to vapor. At the outlet of the evaporator the refrigerant is ...

How many types of HVAC certifications are there? - There are 4 types. What does a metering device do? - The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Heat is absorbed in the evaporator. What happens in the evaporator? - Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid to vapor. At the outlet of the evaporator the refrigerant is what? - The refrigerant is now a l...