Updated epa 608 exam2023 - Study guides, Class notes & Summaries
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UPDATED EPA 608 EXAM WITH 100% CORRECT ANSWERS(2023)
- Exam (elaborations) • 14 pages • 2023
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the state of the refrigerant entering the metering device is? 
A subcooled high pressure liquid. 
 
 
 
what type of refrigerant is used in VERY high-pressure appliances? 
R-503 
 
 
 
what type of refrigerant is used in MEDIUM pressure appliances? 
R-500 
 
 
 
what type of refrigerant is used in HIGH pressure appliances? 
R-410A and R-22 
 
 
 
what device is located at the END of the liquid line? 
The expansion device. 
 
 
 
what type of refrigerants are the LEAST harmful to the ozone layer?...
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