Hfo is - Study guides, Class notes & Summaries

EPA: CORE 185 QUESTION PRACTICE Guide 2023/2024.Which ASHRAE classification means slightly flammable? a.) A1 b.) A2L c.) A3 d.) B1 - ANSWER b.) A2L What is the Significant New Alternatives Policy (SNAP) Program? a.) EPA's program that identifies refrigerants with lower overall risks to human health and the environment. b.) Covers only CFC and HCFC refrigerants used in residential air conditioning. c.) Relates to CFC and HCFC refrigerants used in commercial air conditioning. ...

Reusable refrigerant containers under high-pressure must be hydrostatically tested how often? - ANSWER 5 years How much can a person be fined per day per violation for knowingly releasing a regulated substance that violates the Clean Air Act? - ANSWER $44,539 HCFCs contain - ANSWER Hydrogen, Chlorine, Fluorine, and Carbon Which of the following refrigerants is an HFO? - ANSWER R-1234ze An ozone molecule contains; - ANSWER Three oxygen atoms

*Orthotics* - ANSWER-- Know the general categories to describe orthotics and the purpose of each type - Recommend orthotics for painful joints, tissue protection and immobilize for healing - Understand principle of splinting fewest joints possible - Describe appropriate angle of pull (90 degree) and rationale - Understand principles related to materials, fit, and safety What is the purpose for splinting? - ANSWER-1. Support a painful joint 2. Immobilize 3. Protect healing or damaged tis...

MACS Certification Questions And Answers 100% Correct If the mechanic's gauges rise from a vacuum to pressure, what is required? - Answer- Additional recovery What is the only way to fully clear moisture from the A/C system? - Answer- Replacing the desiccant Pressure ______ the boiling point - Answer- Raises Vacuum _______ the boiling point - Answer- Lowers What should you do when replacing hoses? - Answer- Make sure you have the correct type/size of tubing What does GWP stand for? - ...

Why are flammable HFO refrigerants classified as A2L and not A2? - They have low flammability, being less flammable than HC refrigerants. Which of the following statements is true? - Propane cylinders for grilling contains impurities that refrigerant-grade propane does not have. Over-evacuation of a system can ________ - never occur; you can never pull too much air or other impurities from a system A system containing a flammable refrigerant must have the process tubes or service connec...

EPA 608 Practice exam type 1 solved correctly The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. Restricted to technicians who are EPA certified and refrigerant recovery A small Pliance is defined as a system that is Manufactured, fully charged, and hermetically sealed in a factory with a charge of 5 pounds or less A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if the total charge is below 15 pounds. System dependent Y...

*Orthotics* - - Know the general categories to describe orthotics and the purpose of each type - Recommend orthotics for painful joints, tissue protection and immobilize for healing - Understand principle of splinting fewest joints possible - Describe appropriate angle of pull (90 degree) and rationale - Understand principles related to materials, fit, and safety What is the purpose for splinting? - 1. Support a painful joint 2. Immobilize 3. Protect healing or damaged tissue 4. Provid...

The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. - ANSWER Restricted to technicians who are EPA certified and refrigerant recovery A small Pliance is defined as a system that is - ANSWER Manufactured, fully charged, and hermetically sealed in a factory with a charge of 5 pounds or less A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if the total charge is below 15 pounds. - ANSWER System dependent You m...

MACS Certification Questions And Answers 100% Correct If the mechanic's gauges rise from a vacuum to pressure, what is required? - Answer- Additional recovery What is the only way to fully clear moisture from the A/C system? - Answer- Replacing the desiccant Pressure ______ the boiling point - Answer- Raises Vacuum _______ the boiling point - Answer- Lowers What should you do when replacing hoses? - Answer- Make sure you have the correct type/size of tubing What does GWP stand for? - ...

MACS Certification 2024 Exam Marking Scheme 100% Correct If the mechanic's gauges rise from a vacuum to pressure, what is required? - Answer- Additional recovery What is the only way to fully clear moisture from the A/C system? - Answer- Replacing the desiccant Pressure ______ the boiling point - Answer- Raises Vacuum _______ the boiling point - Answer- Lowers What should you do when replacing hoses? - Answer- Make sure you have the correct type/size of tubing What does GWP stand for?...