HVAC EXAM PDF 2 QUESTIONS WITH ACCURATE
ANSWERS
After the phase-out of a refrigerant, where will supplies of that refrigerant for
equipment servicing come from? correct answer Recovered and Reclaimed gas
An example of a CFC refrigerant is: correct answer R-12
As of 2017, how much can a technician be fined for violating the Clean Air Act,
including knowingly releasing non-exempt refrigerant from appliances? correct
answer $44,539 per day per violation
Distributors must verify which of the following before they can sell HCFC or HFC
refrigerant? correct answer The purchaser is or employs a Section 608 Certified
technician
EPA does NOT require technicians (or the company employing the technician) to
keep which of the following records when disposing of appliances with 5-50
pound refrigerant? correct answer The model and serial number of the appliance
From which of the following does the ozone layer protect the earth? correct
answer Ultraviolet radiation from the sun
HCFC refrigerants contain which of the following? correct answer Hydrogen,
chlorine, fluorine, and carbon
, How do the global warming potentials of isobutane (R-600a), propane (R-290),
and R-441A compare to the GWPs of HFC-134a, R-404A, and R-410A? correct
answer They are significantly lower
How does the global warming potential of R-410A compare to carbon dioxide?
correct answer It is thousands of times greater
How many ozone molecules can each chlorine atom in the stratosphere destroy?
correct answer 100,000 molecules
In addition to fines and being required to appear in court, what penalty can be
imposed on service technicians who violate Clean Air Act provisions? correct
answer They may lose their certification
Ozone depletion in the stratosphere is what type of problem? correct answer
Global
Recovery equipment that relies on the compressor in the appliance and/or the
pressure of the refrigerant in the appliance is considered: correct answer system-
dependent
State and local governments may; correct answer establish laws that contain
stricter requirements than the Clean Air Act/EPA regulations
Under EPA's regulations, what standard must reclaimed refrigerant meet before it
can be resold? correct answer AHRI 700
ANSWERS
After the phase-out of a refrigerant, where will supplies of that refrigerant for
equipment servicing come from? correct answer Recovered and Reclaimed gas
An example of a CFC refrigerant is: correct answer R-12
As of 2017, how much can a technician be fined for violating the Clean Air Act,
including knowingly releasing non-exempt refrigerant from appliances? correct
answer $44,539 per day per violation
Distributors must verify which of the following before they can sell HCFC or HFC
refrigerant? correct answer The purchaser is or employs a Section 608 Certified
technician
EPA does NOT require technicians (or the company employing the technician) to
keep which of the following records when disposing of appliances with 5-50
pound refrigerant? correct answer The model and serial number of the appliance
From which of the following does the ozone layer protect the earth? correct
answer Ultraviolet radiation from the sun
HCFC refrigerants contain which of the following? correct answer Hydrogen,
chlorine, fluorine, and carbon
, How do the global warming potentials of isobutane (R-600a), propane (R-290),
and R-441A compare to the GWPs of HFC-134a, R-404A, and R-410A? correct
answer They are significantly lower
How does the global warming potential of R-410A compare to carbon dioxide?
correct answer It is thousands of times greater
How many ozone molecules can each chlorine atom in the stratosphere destroy?
correct answer 100,000 molecules
In addition to fines and being required to appear in court, what penalty can be
imposed on service technicians who violate Clean Air Act provisions? correct
answer They may lose their certification
Ozone depletion in the stratosphere is what type of problem? correct answer
Global
Recovery equipment that relies on the compressor in the appliance and/or the
pressure of the refrigerant in the appliance is considered: correct answer system-
dependent
State and local governments may; correct answer establish laws that contain
stricter requirements than the Clean Air Act/EPA regulations
Under EPA's regulations, what standard must reclaimed refrigerant meet before it
can be resold? correct answer AHRI 700
