R 410a safety - Study guides, Class notes & Summaries
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HVAC 2020 EPA 608 CORE TYPE 1,2,3|2023/24 UPDATE|GRADED A+
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What does ozone in the stratosphere above the earth consist of? 
Molecules containing 3 oxygen atoms 
 
 
 
Which of the following refrigerants has the lowest global warming potential? 
R-600a 
 
 
 
Which of the following gases is used as the baseline measurement for global warming potential? 
Carbon Dioxide 
 
 
 
Which type of refrigerant typically has the lowest global warming potential? 
HFO's 
 
 
 
What is the state of the refrigerant entering the compressor of a refrigeration system? 
L...
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FCC HVAC Study Guide Questions And Answers
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FCC HVAC Study Guide Questions And Answers 
 
what is the name of EPA's program that identifies refrigerants with lower overall risks to human health and the environment? - ANSWER- the Significant New Alternatives Policy(SNAP) Program. 
 
what is a lawful use of HCFC-22? - ANSWER- Charging any new system designed for R-407c. 
 
how does cooling occur in a direct expansion vapor compression refrigeration system? - ANSWER- when the liquid refrigerant is vaporized. 
 
which process applies to clea...
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LATEST 2024 FCC HVAC Study Guide Questions And Answers
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what is the name of EPA's program that identifies refrigerants with lower overall risks to 
human health and the environment? - ANSWER- the Significant New Alternatives 
Policy(SNAP) Program. 
what is a lawful use of HCFC-22? - ANSWER- Charging any new system designed for 
R-407c. 
how does cooling occur in a direct expansion vapor compression refrigeration system? - 
ANSWER- when the liquid refrigerant is vaporized. 
which process applies to cleaning refrigerant for immediate reuse by oil sepa...
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EPA 608 Practice exam type 1 Questions and Answers latest updated 2023
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EPA 608 Practice exam type 1 Questions and Answers latest updated 2023 
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...
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Nate AC Service Test Questions and Correct Rationales Graded A+.
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A technician has determined a supply in a flexible duct system is leaking. What should be checked? - Answer: All connections inner and outer layers. 
 
Electronic air cleaners can operate with internal voltages as high as? - Answer: 5000v 
 
Why do some electromechanical type thermostats require connections to both the hot side and common side of the low voltage transfromer - Answer: Display lights must be powered using both sides of the line 
 
the continuity reading on a functional fus...
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EPA Test 2023 with 100% correct questions and answers
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Date technicians servicing small appliances must have been EPA certified? 
November 14, 1994 
 
 
 
Date when technicians must have been certified to the EPA that they have equipment capable of meeting ARI 740 recovery requirements 
August 12, 1993 
 
 
 
All recovery devices manufactured before ________________, for use with small appliances must be capable of recovering 80% of refrigerant whether or not the compressor is operational. Alternatively, the system can be recovered to 4-inches of me...
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EPA PACK DEAL,ALL SECTIONS INCLUDED 2023/2024 EXAMS.
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Exam (elaborations)
Practice Exam: Universal R-410A Test 2023/2024.

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Exam (elaborations)
NATE Core Study Guide Questions 2023/2024.

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Exam (elaborations)
R-410A safety & Training Pre-Test 2023/2024.

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Skull Practice Questions 2023/2024.

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Exam (elaborations)
6.6 - Nuclear Energy Questions 2023/ 2024.

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Exam (elaborations
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EPA 608 Core Complete Answers
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EPA 608 Core Complete Answers 
1. What can happen to refrigeration technicians who violate the Clean Air Act? - ️ D. All of the above (A. lose their EPA certification, B. be fined, C. be required to appear in federal 
court). 
2. Since what date has it been illegal to vent substitutes for CFC and HCFC refrigerants? - ️ November 1995. 
3. Which refrigerant has the lowest Ozone Depletion Potential (ODP)? - ️ R-22 (comparison options: R-22, R-11, R-12, R-113). 
4. What does it mean to re...
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EPA 608 Guaranteed Success
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EPA 608 Guaranteed Success 
1. Definition of Reclaiming: - To process refrigerant to a level equal to new (virgin) product specifications as determined by 
chemical analysis defines: ️ Reclaiming. 
2. Disposable Cylinder Disposal Method: - The proper disposal method for disposable cylinders is to ️ recover any remaining refrigerant and 
then render the cylinder useless, then recycle the metal. 
3. Definition of Recycling: - Clean refrigerant for reuse by separating the oil from the refr...
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Exam (elaborations) Epa
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_______ is the process of removing refrigerant in any condition from a system and storing it in an external container without necessarily testing or processing it in any way. - Recovering - ans^ 
 
______________refers to the process of cleaning refrigerant by oil separation and single or multiple passes through filter-driers, which reduce moisture and acidity? - Recycling - ans^ 
 
_________is the process that returns refrigerant to new-product specifications and that requires chemical analysis...
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