EPA SECTION 608 TYPE I CERTIFICATION
QUESTION AND CORRECT
ANSWERS(VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A INSTANT
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1. Which EPA Section 608 Type I certification applies to which equipment
category?
A. High-pressure appliances
B. Motor vehicle air conditioners
C. Small appliances containing five pounds or less of refrigerant
D. Low-pressure chillers
Correct Answer: C
Rationale: Type I certification is required for servicing small appliances with 5
lbs or less of refrigerant.
2. What refrigerant is most commonly found in domestic refrigerators
manufactured before 1994?
A. R-134a
B. R-12
C. R-22
D. R-410A
Correct Answer: B
Rationale: Older domestic refrigerators commonly used CFC-12 (R-12).
, 3. What is the primary environmental concern addressed by EPA Section 608
regulations?
A. Global warming only
B. Air pollution from combustion
C. Ozone depletion and refrigerant emissions
D. Water contamination
Correct Answer: C
Rationale: Section 608 focuses on preventing ozone depletion and reducing
refrigerant emissions.
4. Which of the following is considered a small appliance?
A. Residential split-system AC
B. Commercial rooftop unit
C. Window air conditioner
D. Centrifugal chiller
Correct Answer: C
Rationale: Window AC units are factory-sealed systems with small refrigerant
charges.
5. What is required before disposing of a small appliance containing
refrigerant?
A. Cut the refrigerant line
B. Vent the refrigerant
C. Recover the refrigerant
D. Add nitrogen
Correct Answer: C
Rationale: EPA regulations require refrigerant recovery prior to disposal.
6. Which refrigerant has the highest ozone depletion potential (ODP)?
A. R-134a
B. R-410A
, C. R-22
D. R-12
Correct Answer: D
Rationale: CFC-12 has a very high ODP compared to HCFCs and HFCs.
7. What is the maximum allowable evacuation level for small appliances using
non-high-pressure refrigerants?
A. 0 inches Hg
B. 4 inches Hg
C. 90% of refrigerant recovery
D. 10 inches Hg
Correct Answer: C
Rationale: EPA allows recovery to 90% for small appliances without access
fittings.
8. Which person is allowed to purchase refrigerant under EPA Section 608?
A. Any homeowner
B. Retail store clerk
C. EPA-certified technician
D. Appliance manufacturer only
Correct Answer: C
Rationale: Only certified technicians may legally purchase regulated
refrigerants.
9. What is the purpose of a piercing valve?
A. Add oil
B. Access refrigerant in a sealed system
C. Increase system pressure
D. Prevent leaks
QUESTION AND CORRECT
ANSWERS(VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A INSTANT
DOWNLOAD PDF
1. Which EPA Section 608 Type I certification applies to which equipment
category?
A. High-pressure appliances
B. Motor vehicle air conditioners
C. Small appliances containing five pounds or less of refrigerant
D. Low-pressure chillers
Correct Answer: C
Rationale: Type I certification is required for servicing small appliances with 5
lbs or less of refrigerant.
2. What refrigerant is most commonly found in domestic refrigerators
manufactured before 1994?
A. R-134a
B. R-12
C. R-22
D. R-410A
Correct Answer: B
Rationale: Older domestic refrigerators commonly used CFC-12 (R-12).
, 3. What is the primary environmental concern addressed by EPA Section 608
regulations?
A. Global warming only
B. Air pollution from combustion
C. Ozone depletion and refrigerant emissions
D. Water contamination
Correct Answer: C
Rationale: Section 608 focuses on preventing ozone depletion and reducing
refrigerant emissions.
4. Which of the following is considered a small appliance?
A. Residential split-system AC
B. Commercial rooftop unit
C. Window air conditioner
D. Centrifugal chiller
Correct Answer: C
Rationale: Window AC units are factory-sealed systems with small refrigerant
charges.
5. What is required before disposing of a small appliance containing
refrigerant?
A. Cut the refrigerant line
B. Vent the refrigerant
C. Recover the refrigerant
D. Add nitrogen
Correct Answer: C
Rationale: EPA regulations require refrigerant recovery prior to disposal.
6. Which refrigerant has the highest ozone depletion potential (ODP)?
A. R-134a
B. R-410A
, C. R-22
D. R-12
Correct Answer: D
Rationale: CFC-12 has a very high ODP compared to HCFCs and HFCs.
7. What is the maximum allowable evacuation level for small appliances using
non-high-pressure refrigerants?
A. 0 inches Hg
B. 4 inches Hg
C. 90% of refrigerant recovery
D. 10 inches Hg
Correct Answer: C
Rationale: EPA allows recovery to 90% for small appliances without access
fittings.
8. Which person is allowed to purchase refrigerant under EPA Section 608?
A. Any homeowner
B. Retail store clerk
C. EPA-certified technician
D. Appliance manufacturer only
Correct Answer: C
Rationale: Only certified technicians may legally purchase regulated
refrigerants.
9. What is the purpose of a piercing valve?
A. Add oil
B. Access refrigerant in a sealed system
C. Increase system pressure
D. Prevent leaks
