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CFESA Refrigeration Chapter 24 Questions and
Correct Answers | Latest Update
What is different about servicing Hydrocarbon (HC) refrigeration
systems?
Ans: Refrigerant is flammable and potentially explosive.
The two most common Hydrocarbon refrigerants are?
Ans: R290B and R600B
Assignment Expert
Where must every replacement part for a Hydrocarbon refrigeration
system
Guru01 - Stuvia
be purchased?
Ans: The OEM equipment manufacturer.
2026
You can recover refrigerant with your recovery unit. True or- False
Ans: False
©
Every Hydrocarbon refrigeration compressor will have what markings on
it?
Ans: The refrigerant used and warning labels.
What is different about HC compressor starting components?
Ans: The all electrically sealed to prevent any arcing.
How must HC refrigerants be removed from the refrigeration system?
Ans: Purged from the system to a safe place outdoors.
Do hydrocarbon refrigerants need to be recovered?
Ans: They do not. They are exempt by the EPA.
CFESA Refrigeration Chapter 24 Questions and
Correct Answers | Latest Update
What is different about servicing Hydrocarbon (HC) refrigeration
systems?
Ans: Refrigerant is flammable and potentially explosive.
The two most common Hydrocarbon refrigerants are?
Ans: R290B and R600B
Assignment Expert
Where must every replacement part for a Hydrocarbon refrigeration
system
Guru01 - Stuvia
be purchased?
Ans: The OEM equipment manufacturer.
2026
You can recover refrigerant with your recovery unit. True or- False
Ans: False
©
Every Hydrocarbon refrigeration compressor will have what markings on
it?
Ans: The refrigerant used and warning labels.
What is different about HC compressor starting components?
Ans: The all electrically sealed to prevent any arcing.
How must HC refrigerants be removed from the refrigeration system?
Ans: Purged from the system to a safe place outdoors.
Do hydrocarbon refrigerants need to be recovered?
Ans: They do not. They are exempt by the EPA.
