1|Page
EPA SECTION 608 TYPE 1|COMPREHENSIVE
Q&A FOR CERTIFICATION SUCCESS 2026
Cylinders that are purchased with virgin refrigerant can be used as recovery
drums after all the virgin refrigerant has been uses up. - correct-answer - False
What is the reason for hydrating a refrigeration system? - correct-answer - To
prevent formation of hydrofluoric or hydrochloride acids
During evacuation, what is one thing you can do to speed up evacuation? -
correct-answer - Heat up the system with warm air or heat blankets
EPA guidelines allow for venting of all refrigerant from a small appliance when? -
correct-answer - Never
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When mixed with refrigerants, oxygen or compressed air - correct-answer - Can
cause an explosion
Which refrigerant was possible used in refrigerators build before 1950 that
cannot be recovered with modern recovery machines? - correct-answer - Sulfur
dioxide
How fast, generally, does a system dependent recovery process take when the
refrigeration systems compressor isn't working? - correct-answer - If the systems
compressor isn't working it won't pump at all
System dependent devices may only be used on systems containing———-
pounds of refrigerant or less - correct-answer - 15
EPA SECTION 608 TYPE 1|COMPREHENSIVE
Q&A FOR CERTIFICATION SUCCESS 2026
Cylinders that are purchased with virgin refrigerant can be used as recovery
drums after all the virgin refrigerant has been uses up. - correct-answer - False
What is the reason for hydrating a refrigeration system? - correct-answer - To
prevent formation of hydrofluoric or hydrochloride acids
During evacuation, what is one thing you can do to speed up evacuation? -
correct-answer - Heat up the system with warm air or heat blankets
EPA guidelines allow for venting of all refrigerant from a small appliance when? -
correct-answer - Never
, 2|Page
When mixed with refrigerants, oxygen or compressed air - correct-answer - Can
cause an explosion
Which refrigerant was possible used in refrigerators build before 1950 that
cannot be recovered with modern recovery machines? - correct-answer - Sulfur
dioxide
How fast, generally, does a system dependent recovery process take when the
refrigeration systems compressor isn't working? - correct-answer - If the systems
compressor isn't working it won't pump at all
System dependent devices may only be used on systems containing———-
pounds of refrigerant or less - correct-answer - 15