EPA 608 609 Practice Test
EPA 608 609 - EPA Refrigerant Handling Certification EPA 608 609 System Evacuation and Charging Procedures
What is the primary purpose of evacuating a refrigeration system before charging with refrigerant?
Select your answer
A
To pre-cool the system
B
To remove moisture and non-condensable gases
C
To test for refrigerant leaks
D
To purge the remaining old refrigerant
Hint
