Hvac epa Study guides, Class notes & Summaries

ASD Exam Questions With 100% Correct Answers 2023 Category 1 - Correct Answer-Category of Water that originates from sanitary water source (Clean) Catetroy 2 - Correct Answer-Category of Water that is contaminated; may cause discomfort or sickness (Grey) Category 3 - Correct Answer-Category of Water that is grossly contaminated; includes toxins, pathogens Special Situation - Correct Answer-Regulated or hazardous materials Class 1 - Correct Answer-Class of water that has least amount...

Asbestos Contractor/Supervisor Training Questions & Correct Solutions Chrysotile - ANSWER The only asbestos mineral found in the serpentine group and the most common in the USA at 90-95%. "White Asbestos" Amosite - ANSWER Second most likely found asbestos. "Brown Asbestos" 5-10% Crocidolite - ANSWER "Blue Asbestos" 1-5% Actinolite - ANSWER Can be in vermiculite (often associated with Tremolite) no current production. Tremolite - ANSWER Can be in Vermiculite. Some current produ...

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...

HVAC EPA 608 Certification Study Guide 2024 Questions and Answers 2024 / 2025 (Verified Answers by Expert)

What does ozone in the stratosphere above the earth consist of? - Answer-Molecules containing 3 oxygen atoms Which of the following refrigerants has the lowest global warming potential? - Answer-R-600a Which of the following gases is used as the baseline measurement for global warming potential? - Answer-Carbon Dioxide Which type of refrigerant typically has the lowest global warming potential? - Answer-HFO's What is the state of the refrigerant entering the compressor of a refriger...

HVAC EPA 608 Certification Study Guide

HVAC EPA Type I Written Exam 2024. If after installing a fitting for the purpose of recovering the appliances refrigerant, you find that the system pressure is 0 psig; - CORRECT ANSWER Refrigerant recovery is not required. System-dependent recovery methods may only be used on appliances containing; - CORRECT ANSWER 15 pounds of refrigerant or less. When filling a charging cylinder with a regulated refrigerant; - CORRECT ANSWER The refrigerant vapor that is vented off the top of the cy...

HVAC 2023 EPA 608 CORE Type 1,2,3 Exam Questions and Answers