EPA SECTION 608 CERTIFICATION: KEY CONCEPTS AND
REGULATIONS FOR HVAC TECH NICIANS Questions with Correct
Solutions
Question:
1. What is the purpose of the ESCO 608 PowerPoint?
Answer:
To prepare technicians for the EPA Section 608 Certification examination.
Question:
2. What does Section 608 of the Clean Air Act require?
Answer:
It requires certification for anyone maintaining, servicing, repairing, or disposing of
appliances containing regulated refrigerants.
Question:
3. What are examples of regulated refrigerants?
Answer:
CFC, HCFC, HFC, and HFO refrigerants.
Question:
4. What must technicians be familiar with for the EPA Section 608 exam?
Answer:
The basic vapor-compression refrigeration cycle and common service principles, practices,
and procedures.
Question:
5. What happens if EPA regulations change after a technician is certified?
Answer:
It is the technician's responsibility to comply with the new regulations.
Question:
6. What is the minimum passing score for the EPA Section 608 exam?
Answer:
70 percent in each section.
Question:
7. What is the Core section of the EPA Section 608 exam?
,Answer:
It covers fundamental information of the Clean Air Act and is required for any level of
certification.
Question:
8. What topics are covered in the Core section of the exam?
Answer:
Stratospheric ozone depletion, recovery, global warming potential, refrigerant
characteristics, leak detection, and safety.
Question:
9. What defines a Type I technician?
Answer:
A technician who maintains, services, repairs, or disposes of small appliances with 5 lbs. or
less of refrigerant.
Question:
10. Give examples of small appliances that a Type I technician may work on.
Answer:
Water coolers, window units, refrigerators, freezers, de-humidifiers, and ice machines.
Question:
11. What defines a Type II technician?
Answer:
A technician who maintains, services, repairs, or disposes of appliances containing more than
5 lbs. of refrigerant.
Question:
12. What is a Type III technician responsible for?
Answer:
Maintaining, servicing, repairing, or disposing of low-pressure appliances.
Question:
13. What is the pressure threshold for low-pressure refrigerants?
Answer:
30 psig or lower at a liquid-phase temperature of 104°F.
Question:
14. What is required for Universal certification?
,Answer:
Certification as a technician for both low and high-pressure equipment, as well as small
appliances.
Question:
15. How many multiple-choice questions are in each section of the exam?
Answer:
Twenty-five (25) questions.
Question:
16. What happens if a technician fails one section of the exam?
Answer:
They may retake the failed section without retaking sections where they passed.
Question:
17. What personal information is required for the EPA Section 608 exam?
Answer:
Picture ID, social security number, home address, date of birth, phone number, and email
address.
Question:
18. What materials are allowed during the EPA Section 608 exam?
Answer:
A pressure-temperature chart and a calculator; phones are not allowed.
Question:
19. What is the consequence of attempting to copy or distribute exam questions?
Answer:
Revocation of certification and potential prosecution.
Question:
20. Where can technicians access practice questions for the EPA Section 608 exam?
Answer:
cogroup.org/practice.
Question:
21. What is the role of the ESCO Institute regarding the certification manual?
, Answer:
To update the manual as necessary to reflect current EPA regulations and testing
requirements.
Question:
22. What is the significance of the Montreal Protocol in relation to the EPA Section 608 exam?
Answer:
It is relevant to regulations concerning refrigerants and ozone layer protection.
Question:
23. What is the purpose of recovery devices in refrigerant handling?
Answer:
To safely recover refrigerants from appliances to prevent environmental harm.
Question:
24. What is the importance of leak detection in refrigerant systems?
Answer:
To identify and repair leaks to minimize refrigerant loss and environmental impact.
Question:
25. What does the term 'dehydration' refer to in refrigerant systems?
Answer:
The process of removing moisture from refrigerants to ensure system efficiency and safety.
Question:
26. What is the function of refrigerant oils?
Answer:
To lubricate the moving parts of refrigeration systems and assist in heat transfer.
Question:
27. What is the significance of the Clean Air Act in relation to refrigerants?
Answer:
It regulates the use and handling of refrigerants to protect air quality and the ozone layer.
Question:
28. What is the purpose of the ESCO registry?
Answer:
To include technicians' information, but they can opt out.
REGULATIONS FOR HVAC TECH NICIANS Questions with Correct
Solutions
Question:
1. What is the purpose of the ESCO 608 PowerPoint?
Answer:
To prepare technicians for the EPA Section 608 Certification examination.
Question:
2. What does Section 608 of the Clean Air Act require?
Answer:
It requires certification for anyone maintaining, servicing, repairing, or disposing of
appliances containing regulated refrigerants.
Question:
3. What are examples of regulated refrigerants?
Answer:
CFC, HCFC, HFC, and HFO refrigerants.
Question:
4. What must technicians be familiar with for the EPA Section 608 exam?
Answer:
The basic vapor-compression refrigeration cycle and common service principles, practices,
and procedures.
Question:
5. What happens if EPA regulations change after a technician is certified?
Answer:
It is the technician's responsibility to comply with the new regulations.
Question:
6. What is the minimum passing score for the EPA Section 608 exam?
Answer:
70 percent in each section.
Question:
7. What is the Core section of the EPA Section 608 exam?
,Answer:
It covers fundamental information of the Clean Air Act and is required for any level of
certification.
Question:
8. What topics are covered in the Core section of the exam?
Answer:
Stratospheric ozone depletion, recovery, global warming potential, refrigerant
characteristics, leak detection, and safety.
Question:
9. What defines a Type I technician?
Answer:
A technician who maintains, services, repairs, or disposes of small appliances with 5 lbs. or
less of refrigerant.
Question:
10. Give examples of small appliances that a Type I technician may work on.
Answer:
Water coolers, window units, refrigerators, freezers, de-humidifiers, and ice machines.
Question:
11. What defines a Type II technician?
Answer:
A technician who maintains, services, repairs, or disposes of appliances containing more than
5 lbs. of refrigerant.
Question:
12. What is a Type III technician responsible for?
Answer:
Maintaining, servicing, repairing, or disposing of low-pressure appliances.
Question:
13. What is the pressure threshold for low-pressure refrigerants?
Answer:
30 psig or lower at a liquid-phase temperature of 104°F.
Question:
14. What is required for Universal certification?
,Answer:
Certification as a technician for both low and high-pressure equipment, as well as small
appliances.
Question:
15. How many multiple-choice questions are in each section of the exam?
Answer:
Twenty-five (25) questions.
Question:
16. What happens if a technician fails one section of the exam?
Answer:
They may retake the failed section without retaking sections where they passed.
Question:
17. What personal information is required for the EPA Section 608 exam?
Answer:
Picture ID, social security number, home address, date of birth, phone number, and email
address.
Question:
18. What materials are allowed during the EPA Section 608 exam?
Answer:
A pressure-temperature chart and a calculator; phones are not allowed.
Question:
19. What is the consequence of attempting to copy or distribute exam questions?
Answer:
Revocation of certification and potential prosecution.
Question:
20. Where can technicians access practice questions for the EPA Section 608 exam?
Answer:
cogroup.org/practice.
Question:
21. What is the role of the ESCO Institute regarding the certification manual?
, Answer:
To update the manual as necessary to reflect current EPA regulations and testing
requirements.
Question:
22. What is the significance of the Montreal Protocol in relation to the EPA Section 608 exam?
Answer:
It is relevant to regulations concerning refrigerants and ozone layer protection.
Question:
23. What is the purpose of recovery devices in refrigerant handling?
Answer:
To safely recover refrigerants from appliances to prevent environmental harm.
Question:
24. What is the importance of leak detection in refrigerant systems?
Answer:
To identify and repair leaks to minimize refrigerant loss and environmental impact.
Question:
25. What does the term 'dehydration' refer to in refrigerant systems?
Answer:
The process of removing moisture from refrigerants to ensure system efficiency and safety.
Question:
26. What is the function of refrigerant oils?
Answer:
To lubricate the moving parts of refrigeration systems and assist in heat transfer.
Question:
27. What is the significance of the Clean Air Act in relation to refrigerants?
Answer:
It regulates the use and handling of refrigerants to protect air quality and the ozone layer.
Question:
28. What is the purpose of the ESCO registry?
Answer:
To include technicians' information, but they can opt out.