
Plumbing & HVAC 608 2nd Set
Authored by Meghan Weaber
Other
12th Grade
Used 1+ times

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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During servicing of any refrigeration system, the refrigerant must be _________.
reclaimed
recovered
recycled
all of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which refrigerant(s) must be recovered ________________.
all HFCs except R1324a
CFCs and HCFCs but not HFCs
only HCFCs and HFOs
all non-exempt refrigerants
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is illegal?
Using any CFC refrigerant
Importing HFO refrigerants into the U.S.
Knowingly releasing refrigerants during the service, maintenance, repair, or disposal of appliances
Selling recovered R-22 to any U.S. based reclaimer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The release of any CFC, HCFC, or HFC refrigerant during _____________ is illegal.
the installation of manifold gauges equipped with low-loss fittings
theft of equipment
the connection of a recovery machine equipped with low-loss fittings
all of the above
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is venting an "exempt refrigerant" legal?
Because the EPA has determined that the refrigerant does not pose a threat to the environment if released
Because EPA has not yet made it illegal to vent that particular refrigerant
Because the refrigerant is not yet SNAP approved
Because the environmental analysis is not yet complete
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which refrigerant release is allowable by the EPA because the refrigerant is "exempt."
Releasing R-410A from pre-2000 household refrigerators
Releasing less than 5 pounds of mixed refrigerant from a recovery cylinder
Releasing isobutane from a household freezer
Releasing R-22 from appliances with a charge less than 1 pound
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which action is a violation of the prohibition on venting refrigerants?
Release of "de minimis" quantities in the course of making good faith attempts to recover refrigerant
Adding nitrogen to a fully charged appliance to leak check the appliance and then venting the mixture
Refrigerant that leaks when the system is operating
Refrigerant that leaks when connecting low-loss hoses
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