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When a new system has been assembled, the first thing to do is evacuate the system. Correct answer is B: pressurize the system with an inert gas and leak check. When a new system has been assembled, the first thing to do is pressurize the system with an inert gas and leak check. RA uses mineral oil. All of the above. Correct answer is A: RA behaves as a near azeotropic refrigerant and can be topped off. Manifold gauge set hoses should have self-sealing connectors or hand valves to minimize the chance of an explosion during use.
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HVAC Technician Certification: EPA 608 Certification Explained
Never use oxygen or compressed air to leak check equipment because RA can explode when mixed with air or oxygen. None of the above. Correct answer is A: explode when mixed with air or oxygen. Dry nitrogen should be used to break the first vacuum when dehydrating by the double evacuation method. However, it often contains moisture.
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To do so, you will need to be EPA certified. In preparation for your certification test, you will learn how to safely handle refrigerants and dispose of the tanks they are stored in. You'll also learn about their laws, rules, and regulations. Learn the answers to many common questions about the EPA by reading on. You must take and pass the core portion before you can take any of the other portions. It covers topics such as ozone depletion, substitute refrigerants and oils, refrigeration, safety, shipping, and more. In order to pass, you must answer 18 out of the 25 questions correctly.
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You must pass the core portion before you can move on to take any of the next exams. Type 1: This exam will test your knowledge on servicing small appliances. You must first pass the Core Portion before taking this exam. Type 2: Your knowledge of servicing or disposing of high pressure appliances will be put to the test with this portion of the exam. You must receive a 70 percent 18 out of 25 questions in order to pass. This test is in addition to the core exam, which you must pass first. While Type 2 and Type 3 have major similarities, Type 3 concentrates on the low-pressure appliances, with the concentration of the test being focused on leakage and leak-test pressurization methods.
EPA 608 Type I, II, III
This test is also in addition to your core exam, and you need to answer 18 out of the 25 questions 70 percent correctly in order to pass. You must complete and pass the core portion before you are eligible to sit for this exam. Becoming Universally Certified will allow you to work with all types of appliances and refrigerants, broadening your range of job opportunities. Take our free practice tests. Costs will vary depending on where you live, and where you take the exam. Registration is done online.
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Watch for the email, it will be sent within hours from the time you register. The exam must be scheduled at least 72 hours in advance. Leave your phone in your car. After you complete the exam, your results will be available immediately. An official certification will be mailed out to you the following day. To become Universally Certified, you must pass all the exams. The Core Exam and Type 1 can be taken online, but Type 2 and Type 3 must be taken at a physical location. The Core and Type 1 exams are taken online and proctored virtually. Proctored exams mean the exam room is supervised by an official, approved agent. The proctor is there to make sure all the documents you are instructed to bring are correct, and that you are who you say you are. That will help you to study for, and take, the open book tests. The rest of the exams—Type 2 and Type 3—must be taken at a physical location, which will also be proctored.
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There are no certification exams given online for those two exams. Check with your state board to find out where your testing location is. Your test results will be available immediately after taking the exam. This will be sent from the processing center the following day. Allow a few days for it to show up in your mailbox. If your card is lost or destroyed, you may have to retake the exam depending on the circumstances. If you lose your card, it is recommended you contact the place you got yours from. They should have records of your test and will be able to issue you a new card with no problems.
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If, for some reason, that facility has closed, then you will have to contact a different facility. Having some sort of documentation or proof of verification that you did take and pass the exams will be beneficial in expediting the process. You must have this certification in order to buy any refrigerants meant to cool compartments of motor vehicles. This is an open book exam with 25 questions.
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You must get at least 21 questions correct in order to pass. Once you register for the exam, you will have access to a downloadable study manual. It is recommended you use it for taking the exam, but study it beforehand. If you fail the first time, you can keep retaking it until you pass. Find an HVAC training program near you. Handpicked for you to enjoy:.
EPA 608 Type 2 High Pressure– Practice Test 1
Any person servicing, installing or disposing of stationary appliances except the disposal of small appliances must be a section certified technician. Selling refrigerant to an individual or company that is not complying with this requirement could result in enforcement action against you or your company. The seller of the refrigerant is responsible for verifying that the buyer either 1 is a certified technician, or 2 employs a certified technician. Yes, purchasers of refrigerants may provide the seller with evidence that they employ a certified technician, such as a copy of the certification card and a list of those authorized to buy refrigerant or accept delivery of refrigerant. Regardless of who purchases or picks of up the refrigerant, any person servicing, installing or disposing of stationary appliances except the disposal of small appliances must be a section certified technician.
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What records must sellers of refrigerant keep? Refrigerant vendors must maintain invoices that indicate the name of the purchaser, the date of sale, and the quantity of refrigerant purchased. The record does not need to include the technician's certification number Section technician certification cards may not have a certification number. These records must be kept for three years from the date of sale. Do records need to be kept for small cans of motor vehicle air-conditioning MVAC refrigerant that are equipped with self-sealing valves?
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There is an exception from the recordkeeping requirements for small cans two pounds or less of non-exempt substitute refrigerant for example, Ra for use in an MVAC that are equipped with a self-sealing valve that automatically closes and seals when not dispensing refrigerant. Do I need a technician certification to sell refrigerant? However, sellers should understand the requirement to check that the purchasers of refrigerant are, or employ, certified technicians. They should also understand the recordkeeping requirements for refrigerant sales.
Questions and Answers about the Refrigerant Sales Restriction
I am a refrigerant wholesaler that sells refrigerant to another refrigerant distributor. What records do I need to keep? Because the onus is on you, the person selling, distributing, or offering refrigerant for sale or distribution, to ensure compliance with the refrigerant sales restriction, EPA recommends that you keep sufficient records to establish that the purchaser of the refrigerant is going to resell it to certified technicians. You are required to keep invoices that indicate the name of the purchaser, the date of sale, and the quantity of refrigerant purchased. How do I recognize a valid section or section technician certification card?
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Pre-January 1, , cards are still valid and refrigerant distributors can accept either type. Technicians do not need to obtain a replacement card with the new language. EPA-approved Section training and certification programs must provide individuals who have completed training and testing with proof of certification with a unique number for each certified technician, including a certificate, a wallet-sized card, or a display card. Some early Section certification cards do not have the unique identification number printed on the card, but these are still valid. What should I do if I believe a certification card is fraudulent? If the card appears to be forged or is issued by an entity that was not an EPA approved certification provider that the time the card was issued, you should refuse the sale.
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For section certifications, EPA maintains lists of approved and formerly approved certifying organizations. Cards from certifying programs that are no longer approved are still valid, provided they were issued during the period in which the certifying program was approved. You can also report a suspected violation. Therefore, certified technicians may only purchase refrigerant that is acceptable for use in MVACs. More information is available on the following topics:.
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Certification is required for anybody who in the course of maintenance, service, or repair of an appliance could be reasonably expected to violate the integrity of the refrigerant circuit and therefore release refrigerants into the environment. Is section certification required to dispose of appliances? Section technician certification is required to dispose of appliances, except for small appliances an appliance that is fully manufactured, charged, and hermetically sealed in a factory with five pounds or less of refrigerant , motor vehicle air conditioners MVACs , or MVAC-like appliances. Can my employer send another person to purchase refrigerant for me? You or your employer can send a coworker to purchase refrigerant, or designate somebody else to receive delivery on your behalf.
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The purchasing account holder is the buyer, and anyone purchasing refrigerant under that account is allowed to conduct the transaction, provided that the account holder can demonstrate they are a certified technician or currently employ a certified technician. What type of documentation do I need to purchase refrigerant? Refrigerant sellers must verify that the buyer is a certified technician or currently employs a certified technician. Documentation such as a copy of a technician certification card, a technician certificate issued by the certification program, or documentation that demonstrates that the buyer currently employs a certified technician if the buyer is an employer is acceptable. What should I do if I believe that someone is using my technician certification card to purchase refrigerant without my permission?
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If you believe someone is using your technician certification card to purchase refrigerant without your permission, contact your refrigerant supplier and let them know that this person is not your employer or employee, and is not purchasing refrigerant for your use. You can also report possible violations to EPA. Before used refrigerant can be sold it must be reclaimed by an EPA certified reclaimer. Depending on the type of refrigerant and the level of contamination, EPA certified reclaimers and some distributors may offer money for it.
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However, you may charge used refrigerant that you recovered from an appliance into another appliance owned by the same customer. Am I required to keep a copy of my certification? Do I need to carry my certification card with me when I am performing refrigerant work? EPA does not require you to carry your certification card with you when servicing appliances, although some customers may inquire about whether you have proof of certification. You may want to consider keeping a picture of your certification on your phone in case asked by a customer. Cylinders that store or transport bulk refrigerant are not considered appliances. Can I use my certification card to purchase refrigerant for a person that is not certified? Questions on Servicing Appliances with 50 or More Pounds of Ozone-Depleting Refrigerant: What is the difference between a leak inspection, an initial verification test, and a follow-up verification test?
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A leak inspection is the examination of an appliance to determine the location of refrigerant leaks. Methods include ultrasonic tests, gas-imaging cameras, bubble tests, or the use of a leak detection device operated and maintained according to manufacturer guidelines. An initial verification test is a check to make sure that repairs were successful before refrigerant is added back into the appliance. This test is performed after the leak has been located and repairs are made, but typically before the appliance or isolated section has been recharged and returned to normal operating conditions.
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A follow-up verification test is done within 30 days of the appliance's returning to normal operating characteristics and conditions, except in cases where sound professional judgment dictates that these tests will be more meaningful if performed prior to the return to normal operating characteristics and conditions. Leak inspections, initial verification tests, and follow-up verification tests are only required when an appliance with 50 or more pounds of ozone-depleting refrigerant exceeds the threshold leak rate. They are not required for smaller appliances, or appliances that do not leak above the threshold rate, or appliances containing substitute refrigerant, such as HFCs. What information am I, as certified technician, required to provide to customers? If you are servicing appliances normally containing 50 or more pounds of ozone-depleting refrigerant, you must provide the customer an invoice or other documentation showing the amount of refrigerant added to the appliance.
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When you conduct leak inspections on appliances that contain 50 or more pounds of ozone-depleting refrigerant, you must provide the customer with documentation that includes the date of inspection; the method s used to conduct the leak inspection; a list of the location s of each leak that was identified; and a certification that all visible and accessible parts of the appliance were inspected. When you conduct initial or follow-up verification tests on appliances that contain 50 or more pounds of ozone-depleting refrigerant, you must provide the customer documentation of the dates and results of all initial and follow-up verification tests.
EPA CORE Practice Test 4 | National Tradesman
The records must include the location of the appliance; the date s of the verification tests; the location s of all repaired leaks that were tested; the type s of verification test s used; and the results of those tests. While technicians are not regulatorily required to provide other records, such as the full charge of the appliance, and the results of leak rate calculations, your customers are required to maintain that information for appliances that contain 50 or more pounds of ozone-depleting refrigerant.
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Owners and operators of AC and refrigeration equipment may contract technicians to perform these services. You should consider having an upfront conversation with your clients about whether they expect you to provide any additional records. Learn more about the other reporting and recordkeeping requirements under the refrigerant management regulations. Can my employer keep the records for me? Is there a required format for the records on refrigerant recovered from mid-sized appliances prior to disposal? These records may be kept in the format most convenient for the technician. They may be kept electronically or as paper records. Records must be kept for three years.
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Is technician certification required to install an RA mini-split? Activities reasonably expected to violate the integrity of the refrigerant circuit include but are not limited to: Attaching or detaching hoses and gauges to and from the appliance; adding or removing refrigerant; adding or removing components; and cutting the refrigerant line. Questions on Becoming a Certified Technician: Can students in refrigeration or air conditioning courses perform work on appliances in a classroom or school laboratory prior to obtaining certification? Performing laboratory course work prior to certification is allowed. However, training performed on the job, and training that is not part of formal, course-driven laboratory work is considered maintenance, service, repair or disposal, and requires an individual to be certified, or to be a registered apprentice.
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Apprentices must be closely and continually supervised by a certified technician. Can apprentices work on appliances prior to obtaining certification? Apprentices can work on appliances prior to certification if they are closely and continuously supervised by a technician that has the appropriate section certification s for the type of appliance that is being serviced. To qualify as an apprentice, you must be currently registered as an apprentice in maintenance, service, repair, or disposal of appliances with the U.
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A person may only be an apprentice for two years from the date of first registering with that office. Because RA differs from R in several respects, including operating pressure, some trade schools offered classes and certifications for RA specifically. These are not equivalent to a section certification. How do I get a replacement certification card? Contact the company that certified you. If you cannot remember the name of the organization, try to find a certificate, plaque, receipt, cancelled check, credit card record, study materials, test scores, resume, job application, or document with the name of the organization or a copy of the card on it.
EPA 608 Type 3 Low Pressure – Practice Test 1
Check with a present or former refrigerant supplier to see if they have a copy of your card or a notation with the name of the certifying organization. Check with a present or past employer to see if they have a copy of your card or a notation with the name of the organization. If you are in contact with anyone who took the test with you, ask them to examine their card for the name of the organization. If you were certified through a former employer and they still employ anyone who took the test around the same time as you, ask them to inquire with one or more of those individuals concerning the organization name on their certification card.
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Check with the business, institution, or organization where you took the examination to ask them which company's test they used when you were certified. You can also call some of the major organizations to see if they have a record of your certification. I lost my card and the certification company is out of business. If you have any documentation of your certification see the complete list in the previous question you can submit it for review to one of the presently approved testing and certification organizations that have agreed to issue replacement cards.
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If you have no documentation of your certification, you will need to make arrangements with an approved Section program to retake the exam in order to receive a valid card. How can I find out where to take the test? The addresses and telephone numbers on this list are for the program headquarters. Several of the entries on our list also have a link to their program website. These websites sometimes have information concerning test dates and locations. You may also look for entries on our list with the notation "locations nationwide" to the right of the program name. In addition, some organizations allow for online testing. Some organizations also indicate to the right of their entry the levels for which they test. How do I retrieve my test scores? The EPA does not administer the tests, and we do not issue test results or certification cards.
All You Need to Know About EPA Section Certification [ Update]
The tests are administered by EPA approved Section testing and certification organizations and their proctors. Once you know the name of the testing organization, contact the organization directly to let them know that you did not receive your scores. The testing organization can investigate the matter further.
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Please also note that regulations allow testing organizations up to 30 days from the date of the test to issue test results and certification cards. Does EPA have a database of certified technicians? The EPA does not maintain a database of all certified technicians. Testing organizations keep track of who they certify. Since , non-federal programs are also required to post a list of individuals they certify on their program website. Does EPA have study guides for the technician certification exam? The EPA does not provide a study guide. Some testing organizations also have study guides for sale.
HVAC Technician Certification: EPA Certification Explained - HVACR Career Connect NY
A number of programs have guides specifically geared to individuals who have not taken the exam in a long time. There are also free practice questions and study guides on some of the websites. How do I receive a Universal certification? In order to receive Universal certification, an individual must pass the examinations at all levels for stationary refrigeration and cooling equipment under closed book, secure, proctored conditions through an EPA approved Section testing and certification organization How do I become an exam proctor? If you wish to test individuals, you may contact any of the EPA approved Section testing and certification organizations to become a proctor.
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