Epa Section 609 Certification Exam
Practice Questions And Correct Answers
(Verified Answers) Plus Rationales 2027
Q&A | Instant Download Pdf
1. Under Section 609 of the Clean Air Act, which person is generally
required to obtain technician certification before servicing a motor
vehicle air-conditioning (MVAC) system for payment or other
consideration?
A. Any vehicle owner who checks refrigerant pressure
B. Any person who repairs or services an MVAC system for consideration
C. Only technicians who work on heavy-duty trucks
D. Only technicians who manufacture air-conditioning components
Answer: B. Any person who repairs or services an MVAC system for
consideration
,Section 609 requires persons who repair or service MVAC systems for
consideration, including payment or bartering, to be properly trained and
certified through an EPA-approved program.
2. What is the primary environmental purpose of EPA Section 609
regulations?
A. To regulate engine oil disposal
B. To control gasoline vapor emissions
C. To prevent improper release and handling of refrigerants from MVAC
systems
D. To establish vehicle fuel-economy standards
Answer: C. To prevent improper release and handling of refrigerants from
MVAC systems
Section 609 establishes requirements for refrigerant recovery, recycling,
equipment, and technician certification to reduce environmental harm
caused by refrigerant emissions.
3. Which federal law contains Section 609 provisions governing the
servicing of motor vehicle air-conditioning systems?
A. Clean Air Act
B. Clean Water Act
,C. Resource Conservation and Recovery Act
D. Occupational Safety and Health Act
Answer: A. Clean Air Act
Section 609 is part of Title VI of the Clean Air Act, which addresses
protection of the stratospheric ozone layer and related refrigerant
requirements.
4. Which organization must approve a technician training and
certification program for Section 609 certification?
A. EPA
B. Department of Transportation
C. National Highway Traffic Safety Administration
D. Federal Trade Commission
Answer: A. EPA
Technicians servicing MVAC systems for consideration must complete
training and certification through an EPA-approved Section 609 program.
5. Which refrigerant was widely used in automobile air-conditioning
systems before being replaced by newer refrigerants?
A. R-410A
B. CFC-12
, C. R-404A
D. R-717
Answer: B. CFC-12
CFC-12, commonly known as R-12, was widely used in automotive air-
conditioning systems before its use was phased out because of its ozone-
depleting properties.
6. Why was CFC-12 phased out from many automotive air-conditioning
applications?
A. It caused engine overheating
B. It increased gasoline octane
C. It damages the stratospheric ozone layer
D. It freezes engine coolant
Answer: C. It damages the stratospheric ozone layer
CFC-12 is an ozone-depleting substance, and its release contributes to
depletion of the protective stratospheric ozone layer.
7. Which refrigerant became widely used as a replacement for CFC-12 in
many MVAC systems?
A. HFC-134a
B. R-22
Practice Questions And Correct Answers
(Verified Answers) Plus Rationales 2027
Q&A | Instant Download Pdf
1. Under Section 609 of the Clean Air Act, which person is generally
required to obtain technician certification before servicing a motor
vehicle air-conditioning (MVAC) system for payment or other
consideration?
A. Any vehicle owner who checks refrigerant pressure
B. Any person who repairs or services an MVAC system for consideration
C. Only technicians who work on heavy-duty trucks
D. Only technicians who manufacture air-conditioning components
Answer: B. Any person who repairs or services an MVAC system for
consideration
,Section 609 requires persons who repair or service MVAC systems for
consideration, including payment or bartering, to be properly trained and
certified through an EPA-approved program.
2. What is the primary environmental purpose of EPA Section 609
regulations?
A. To regulate engine oil disposal
B. To control gasoline vapor emissions
C. To prevent improper release and handling of refrigerants from MVAC
systems
D. To establish vehicle fuel-economy standards
Answer: C. To prevent improper release and handling of refrigerants from
MVAC systems
Section 609 establishes requirements for refrigerant recovery, recycling,
equipment, and technician certification to reduce environmental harm
caused by refrigerant emissions.
3. Which federal law contains Section 609 provisions governing the
servicing of motor vehicle air-conditioning systems?
A. Clean Air Act
B. Clean Water Act
,C. Resource Conservation and Recovery Act
D. Occupational Safety and Health Act
Answer: A. Clean Air Act
Section 609 is part of Title VI of the Clean Air Act, which addresses
protection of the stratospheric ozone layer and related refrigerant
requirements.
4. Which organization must approve a technician training and
certification program for Section 609 certification?
A. EPA
B. Department of Transportation
C. National Highway Traffic Safety Administration
D. Federal Trade Commission
Answer: A. EPA
Technicians servicing MVAC systems for consideration must complete
training and certification through an EPA-approved Section 609 program.
5. Which refrigerant was widely used in automobile air-conditioning
systems before being replaced by newer refrigerants?
A. R-410A
B. CFC-12
, C. R-404A
D. R-717
Answer: B. CFC-12
CFC-12, commonly known as R-12, was widely used in automotive air-
conditioning systems before its use was phased out because of its ozone-
depleting properties.
6. Why was CFC-12 phased out from many automotive air-conditioning
applications?
A. It caused engine overheating
B. It increased gasoline octane
C. It damages the stratospheric ozone layer
D. It freezes engine coolant
Answer: C. It damages the stratospheric ozone layer
CFC-12 is an ozone-depleting substance, and its release contributes to
depletion of the protective stratospheric ozone layer.
7. Which refrigerant became widely used as a replacement for CFC-12 in
many MVAC systems?
A. HFC-134a
B. R-22
