Refrigerant 410a - Study guides, Class notes & Summaries
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R-410a Refrigerant Study Guide Questions and Answers 100% Solved
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R-410a Refrigerant Study Guide Questions 
and Answers 100% Solved 
R-410A is a Refrigerant, also known as....? ️️SUVA - 410A....... AZ-20......Puron 
The cylinder color code for R-410A is...? ️️Rose 
HCFC-22 is scheduled for total phase out, by the year? ️️2020 
Suction and Discharge pressures for R-410A are how much higher than R-22 Systems? 
️️40% to 70% 
What is Temperature Glide? ️️A range of condensing and evaporating temperatures for 
one pressure. 
When handling Ref...
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EPA 608 Type 2 certification Exam Questions with Verified Answers Latest 2024-2025.
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EPA 608 Type 2 certification Exam Questions with Verified Answers Latest . When a new system has been assembled, the first thing to do is? 
Pressurize the system with an inert gas & leak check. 
After installation of a field-piped R-410A split heat pulp, the unit should first 
be? Pressurized with nitrogen then leak checked. 
The EPA regulations require that any appliances containing more than 50 
pounds of refrigerant (except for commercial & industrial process 
refrigeration) must be repaire...
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EPA 608 Type 2 Exam Questions with Verified Answers 2024-2025.
- Exam (elaborations) • 8 pages • 2024
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EPA 608 Type 2 Exam Questions with Verified Answers . When a new system has been assembled, the first thing to do is? 
Pressurize the system with an inert gas & leak check. 
After installation of a field-piped R-410A split heat pulp, the unit should first 
be? Pressurized with nitrogen then leak checked. 
The EPA regulations require that any appliances containing more than 50 
pounds of refrigerant (except for commercial & industrial process 
refrigeration) must be repaired when the leak rate ...
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EPA 608 EXAM QUESTIONS AND ANSWERS
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The state of the refrigerant entering the metering device is? - answer-a subcooled high pressure liquid. 
 
What type of refrigerant is used in very high-pressure appliances? - answer-r-503 
 
What type of refrigerant is used in medium pressure appliances? - answer-r-500 
 
What type of refrigerant is used in high pressure appliances? - answer-r-410a and r-22 
 
What device is located at the end of the liquid line? - answer-the expansion device. 
 
What type of refrigerants are the least harmful...
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Seattle ROL All Possible Questions and Answers with complete solution
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According to the SMC group, #2 refrigerants are - Toxic, flammable, explosive under certain 
conditions, and includes ammonia and SO. 
A hermetic system is a totally enclosed refrigeration system when the - Motor and compressor are 
sealed within the same system with the refrigerant. 
A heat pump has what type of valve that redirects refrigerant flows from heating to cooling? - A 
four way reversing valve 
A capillary tube system responds to an overcharge by - Head pressure. 
A capillary tube sy...
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EPA 608 Practice exam type 1 solved correctly
- Exam (elaborations) • 7 pages • 2023
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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...
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HVAC EXCELLENCE QUESTIONS AND ANSWERS ALREADY GRADED A
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HVAC EXCELLENCE QUESTIONS AND 
ANSWERS ALREADY GRADED A 
 
Heat which causes a change in temperature of a substance is called sensible heat, 
 
Heat added to a substance without a rise in temperature; (example: liquid refrigerant to gas) this 
process la called? latent heat 
 
Heat added to the refrigerant in vapor state after the evaporation process is called, superheat 
 
A scroll compressor moves refrigerant by means of; involute spirals 
 
The movement of heat by way of fluid or is called; a...
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EPA Type 2 Questions and Answers Already Graded A
- Exam (elaborations) • 4 pages • 2023
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EPA Type 2 Questions and Answers Already Graded A 
Heat pumps that have been retrofitted from R22 to R407C should be leak checked with: pressurized nitrogen 
When a new system has been assembled, the first thing to do is: pressurize the system with inert gas and leak check 
EPA regulations require that leaking commercial or industrial process refrigeration equipment must be repaired when the leak rate exceeds______ of the charge per year. 35% 
Prior to replacing the condenser coil in a high pres...
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UPDATED EPA 608 QUESTIONS AND ANSWERS 2024
- Exam (elaborations) • 10 pages • 2024
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The state of the refrigerant entering the metering device is? - answer-a subcooled high pressure liquid. 
 
What type of refrigerant is used in very high-pressure appliances? - answer-r-503 
 
What type of refrigerant is used in medium pressure appliances? - answer-r-500 
 
What type of refrigerant is used in high pressure appliances? - answer-r-410a and r-22 
 
What device is located at the end of the liquid line? - answer-the expansion device. 
 
What type of refrigerants are the least harmful...
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EPA 608 (TYPE II) EXAM 2024 WITH 100% CORRECT ANSWERS
- Exam (elaborations) • 7 pages • 2024
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When a new system has been assembled, the first thing to do is? - correct answer Pressurize the system with an inert gas & leak check. 
 
After installation of a field-piped R-410A split heat pulp, the unit should first be? - correct answer Pressurized with nitrogen then leak checked. 
 
The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the leak rate exceeds _________ of t...
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