EPA 608 Test Answers PDF Free Download

EPA 608 Test Answers PDF Download Info

EPA 608 Test Answers PDF Free Download, EPA 608 Sample Practice Test with Answers, EPA 608 Certification Test Questions | PDF.

EPA 608 Test Answers PDF Free Download

The Us Environmental Protection Agency (Epa) Offers A Certification Exam Called The Epa 608 Examination. It Is Intended To Evaluate A Person’s Understanding Of The Laws And Industry Standards Pertaining To The Management And Disposal Of Refrigerants. The Exam Specifically Focuses On The Management Of Refrigerants Used In Air Conditioning And Refrigeration Systems In A Safe And Ecologically Responsible Manner.

Here are some key points to know about the EPA 608 test:

1. Certification Levels: The EPA 608 certification has four levels, each corresponding to different types and sizes of equipment:
   • Type I: Small appliances (e.g., household refrigerators)
   • Type II: High-pressure equipment (e.g., commercial air conditioning)
   • Type III: Low-pressure equipment (e.g., chillers)
   • Universal: Covers all types of equipment
2. Test Content: The test covers various topics related to the safe handling of refrigerants, including:
   • Regulations and environmental concerns (e.g., Clean Air Act)
   • Refrigerant properties and classifications
   • Leak detection and repair
   • Recovery and recycling equipment
   • Safety procedures
   • Recovery techniques
   • Dehydration and evacuation
   • Charging and recovery techniques
   • Environmental impact and alternative refrigerants
3. Passing Score: To pass the EPA 608 test, you typically need to score at least 70% or higher. The passing score may vary depending on the specific certification level.
4. Study Materials: Many resources are available to help individuals prepare for the EPA 608 test. These include study guides, textbooks, online courses, and practice exams. It’s important to use reputable and up-to-date study materials to ensure you are well-prepared.
5. Certification Renewal: EPA 608 certifications are valid for a specified period, usually two to three years. After this period, individuals may need to renew their certification by passing a refresher exam or completing continuing education.
6. Legal Requirement: In the United States, it is a legal requirement for individuals who work with refrigerants to be EPA 608 certified. This certification helps ensure the safe handling of refrigerants and reduces the environmental impact of refrigerant emissions.
7. Enforcement and Penalties: Violating EPA regulations related to refrigerant management can result in fines and penalties. It is essential for individuals and businesses to comply with these regulations.

For Those Who Deal With Refrigerants In The Hvac (Heating, Ventilation, And Air Conditioning) And Refrigeration Industries, The Epa 608 Exam Is A Crucial Qualification. It Evaluates Their Understanding Of The Laws And Recommended Procedures For Preserving The Environment And Ensuring Safety. While I Am Unable To Address Particular Test Questions, I Do Urge You To Properly Study The Necessary Information In Order To Pass The Exam In A Morally And Legally Sound Manner.

Take this free EPA 608 practice exam to see the types of questions that will be on an actual EPA 608 certification exam.

The Federal Clean Air Act, under Section 8, requires persons working with regulated refrigerants to be certified.

There are four types of certification:

Type I – limited to small appliances (5 lbs. or less refrigerant)

Type II – limited to medium, high and very high pressure appliances

Type III – limited to low pressure appliances

Universal – for persons who hold all Type I, II and III certificaitons

1. The use and release of CFCs and HCFCs has a far reaching effect on __.
   A. the stratosphere
   B. our transportation
   C. heating equipment
   D. our water supply
2. Crop loss, eye disease and skin cancer have been attributed to:
   A. Depletion of Stratospheric nitrogen
   B. Depletion of Stratospheric chlorine monoxide
   C. Depletion of Stratospheric ozone
   D. Depletion of Stratospheric oxygen
3. The chlorine in CFCs and HCFCs:
   A. will dissolve in water.
   B. will not dissolve in water.
   C. will rain out of the atmosphere.
   D. is heavier than air and cannot rise to the stratosphere.
4. Which of the following refrigerant has a GWP of “1”?
   A. R-22
   B. R-134a
   C. R-410A
   D. R-1233zd
5. A refrigerant cylinder designed to hold recovered refrigerant has a:
   A. yellow body and grey top.
   B. grey body and yellow top.
   C. green body and yellow top.
   D. orange body and grey top.
6. Before shipping any used refrigerant cylinders, what standards should be checked?
   A. Department of Transportation
   B. The Significant New Alternatives Policy (SNAP)
   C. Underwriters Laboratories
   D. All of the above
   Type I Questions
7. Technicians who perform sealed-system service on small appliances must have:
   A. Type I, II, or III certification.
   B. Type I or Universal certification
   C. Type II certification
   D. A Universal 609 certification
8. A small appliance is defined by the EPA as:
   A. Appliances charged, and hermetically sealed in a factory that contain 8 lbs or less of refrigerant.
   B. Appliances charged, and hermetically sealed in a factory that contain 10 lbs or less of refrigerant.
   C. Appliances with internal volumes no greater than 3 cubic feet.
   D. Appliances manufactured, charged, and hermetically sealed in a factory that contain 5 lbs. or less of refrigerant.
9. Recovery equipment must be:
   A. CSA approved.
   B. Certified by an EPA-approved testing laboratory.
   C. Used on all equipment manufactured after July 1, 1995.
   D. Used on all equipment manufactured after November 15, 1995.
10. When using a system-dependent recovery system on an appliance that has an operating compressor, the technician should;
    A. Run the compressor and recover from the low side of the system only.
    B. Install access fittings on both the high and low-pressure sides of the system.
    C. Run the compressor and recover from the high side of the system only.
    D. Never allow the refrigerant to go to the high side of the system.
11. After the refrigerant has been recovered, which of the following should be used to flush the system?
    A. R-22
    B. Compressed air
    C. Nitrogen
    D. Water
12. When a system is in deep vacuum, you should never:
    A. energize the compressor.
    B. use a micron gauge.
    C. add refrigerant to the system.
    D. energize system fans and blowers.
13. Which HC refrigerant is allowed for use in new domestic small appliances?
    A. R-404A
    B. R-600a
    C. R-410a
    D. R-717
14. The EPA requirement for repairing leaks on small appliances states that:
    A. Leaks should be repaired whenever possible.
    B. All leaks must be repaired immediately.
    C. All leaks must be repaired within 30 days.
    D. Leaks should not be repaired.
    Type II Questions
15. Leaks must be repaired on industrial process and refrigeration units with a 50-pound charge or greater when the annualized leak rate reaches _ or more.
    A. 10%
    B. 20%
    C. 30%
    D. 40%
16. EPA regulations state that removal of which component constitutes a “major repair”?
    A. Pressure switch
    B. Compressor
    C. Liquid line drier
    D. Evaporator fan motor
17. A high-pressure appliance containing less than 200 lbs. of an HCFC or HFC refrigerant must be evacuated (recovered) to a level of:
    A. 15 inches of vacuum
    B. 10 inches of vacuum
    C. 4 inches of vacuum
    D. 0 inches of vacuum
18. A high-pressure appliance containing 210 lbs. of R-407C refrigerant must be evacuated (recovered) to a level of;
    A. 15 inches of vacuum
    B. 10 inches of vacuum
    C. 4 inches of vacuum
    D. 0 inches of vacuum
19. If a leaking appliance with a regulated refrigerant is not going to be repaired, it must be:
    A. retrofitted or retired within 3 months.
    B. retrofitted or retired within 12 months.
    C. replaced within 3 months.
    D. replaced within 12 months.
20. Proper recovery techniques begin with the use of appropriate recovery equipment that has been certified by:
    A. EPA only
    B. Manufacturers approved by UL
    C. EPA approved laboratory
    D. EPA field supervisors
21. After the installation of any type of system, the unit should first be:
    A. Pressurized with air and checked for leaks.
    B. Pressurized with an inert gas and leak checked.
    C. Charged according to manufacturer’s guidelines.
    D. Left 24 hours to allow the system to stabilize.
22. Disposable cylinders must be:
    A. Discarded.
    B. Stored away.
    C. Used for air.
    D. Recovered and used again.
    Type III Questions
23. What type of equipment can be worked on with Type III certification?
    A. High-pressure
    B. Medium-pressure
    C. Low-pressure
    D. Vacuum pressure
24. The EPA-required evacuation level for recovery or recycling equipment used on low-pressure systems is:
    A. 15 inches Hg.
    B. 20 inches Hg.
    C. 25 mm of Hg absolute.
    D. 30 inches Hg absolute.
25. Which of the following best describes the refrigerant recovery process from an R-123 system?
    A. Start with vapor removal and then switch over to liquid recovery.
    B. Start with liquid removal and then switch over to vapor recovery.
    C. Run the compressor and only recover refrigerant in the liquid state.
    D. Run the compressor and only recover refrigerant in the vapor state.
26. When charging a low-pressure system, refrigerant should be introduced to the system as a vapor to raise the system’s saturation temperature to a minimum of;
    A. 0 degrees.
    B. 36 degrees.
    C. 40 degrees.
    D. 70 degrees.
27. The standard for machine room safety is:
    A. ASHRAE-15
    B. ASHRAE-34
    C. AHRI-740
    D. EPA-740
28. To repair a chiller operating with R-22, the technician:
    A. does not need a certification.
    B. must have a Type I certification.
    C. must have a Type II certification.
    D. must have a Type III certification.
29. When removing oil from a lowpressure system, a temperature of what must be attained?
    A. 50 degrees F.
    B. 75 degrees F.
    C. 100 degrees F.
    D. 130 degrees F.
30. Water must be circulated through the tubes when evacuating refrigerant in order to prevent:
    A. Oil problems.
    B. Refrigerant Leaks.
    C. Water from freezing.
    D. Water leaks.

EPA Certification 2023

EPA regulations (40 CFR Part 82, Subpart F) under Section 608 of the Clean Air Act define a “technician” as an individual who performs any of the following activities:

• Attaching and detaching hoses and gauges to and from an appliance to measure the pressure within the appliance.
• Adding refrigerant to or removing refrigerant from an appliance.
• Any other activity that violates the integrity of a motor vehicle air conditioner (MVAC)-like an appliance or small appliance (other than disposal).

Types of Certification

EPA has developed four types of certification:

1. For servicing small appliances (Type I).
2. For servicing or disposing of high- or very high-pressure appliances, except small appliances and MVACs (Type II).
3. For servicing or disposing of low-pressure appliances (Type III).
4. For servicing all types of equipment (Universal).

Type I. Persons who maintain, service, repair, or dispose of small appliances must be certified as Type I technicians. A small appliance is defined as a pre-assembled unit, hermetically sealed, and factory charged with 5 lbs. or less of refrigerant. Examples include equipment such
as water coolers, window units, refrigerators, freezers, dehumidifiers, ice machines, and package terminal air conditioning. Split systems are not included in Type I.

Type II. Persons who maintain, service, repair, or dispose of the medium, high, and very high-pressure appliances containing more than 5 lbs. of refrigerant or if the installation of such equipment requires refrigerant charging, must be certified as Type II technicians High-pressure refrigerants have a pressure between 155 psig & 340 psig at a liquid phase temperature of 104°F and medium pressure refrigerants have a pressure between 30 psig & 155 psig at a liquid phase temperature of 104°F. Type II certification does not include small appliances or motor vehicle air conditioning (MVAC) systems.

Type III. Persons who maintain, service, repair, or dispose of low-pressure appliances (centrifugal and chillers) must be certified as Type III technicians. Low-pressure refrigerants have pressures of 30 psig or lower at a liquid phase temperature of 104°F.

Universal To be certified as Universal, a technician must pass all four sections; Core, Type I, Type II, and Type III

EPA 608 Certification Test Format

Parts I, Ii, And Iii In Addition To The Core Make Up The Test’s Four Parts. There Are Twenty-five (25) Multiple-choice Questions In Each Section. In Order To Be Certified, A Technician Must Have A Minimum Score Of 70% In Each Group Or Section. For Instance, A Technician Pursuing Universal Certification Has To Pass Each Portion Of The Exam With A Minimum Score Of 70%, Or 18 Out Of 25.

A Technician May Repeat The Section(S) They Failed Without Taking The Section(S) In Which They Received A Passing Grade If They Fail One Or More Of The Sections. The Technician Will Be Certified In The Type For Which They Obtained A Passing Grade In The Interim. There Is One Exception; In Order To Acquire Any Certification, A Technician Must Have A Passing Score On The Core Plus Anyone Type.

There Are 25 General Knowledge Questions In The Core Covering Topics Such As Stratospheric Ozone Depletion, The Clean Air Act’s Rules And Regulations, The Montreal Protocol, Refrigerant Recovery, Recycling, And Reclaiming, Recovery Devices, Substitute Refrigerants And Oils, Recovery Techniques, Dehydration, Recovery Cylinders, Safety, And Shipping. 25 Questions On The Small Appliance Market Are Included In Section I. Section Ii Has 25 Questions That Are Industry-specific To The Medium- And High-pressure Appliance Sectors, While Section Iii Contains 25 Questions That Are Industry-specific To The Low-pressure Appliance Sectors.

This Exam Must Be Administered As A Closed Book Exam By An Authorized Test Administrator (Proctor) In Accordance With Federal Regulations. Calculator Use Is Prohibited Throughout The Test; Only A Temperature/pressure Chart Is Permitted. Phones Must Be Put Away (Not On The Desktop) And Switched Off Throughout The Test; They Are Not Permitted To Be Utilized.