MACS-609 Certification Training Manual - Refrigerant Recycling & Service Procedures for Mobile Air Conditioning Technicians

Oct 4, 2026

Certification training manual approved by the U.S. EPA for technician training under Section 609 of the Clean Air Act. Covers refrigerant recycling and service procedures for mobile air conditioning technicians, including CFC-12, HFC-134a, and HFO-1234yf, plus best service practices for safely handling automotive refrigerants to protect the environment. Provides testing and scoring rules, instructions for completing an untimed open-book test, identification/signature requirements, and mailing procedures to the scoring facility within 90 days.

LanguageEnglish

CategoryExam

FormatPDF

Pages68

Reading Time2 h 51 min

AccessFree to download

General Information and Instructions

Refrigerant recycling and service procedures covered

Test rules and scoring requirements

Registration, identification, and mailing for scoring

Enclosed materials and return deadlines

Keep this book! You may need it for future reference. Revised 01/2025 Certification Training Manual Approved by the U.S. EPA for technician training requirements under Section 609 of the Clean Air Act. INCLUDING: • CFC-12, HFC-134a and HFO-1234yf* Refrigerant Recycling and Service Procedures for Mobile Air Conditioning Technicians *This MACS Technician Training Program conforms to and complies with the SAE International Standard J2845 “HFO-1234yf Technician Training for Service and Containment of Refrigerants Used in Mobile A/CSystems.” • Best Service Practices The goal of this program is to provide information to technicians about safely handling automotive refrigerants. This program is not intended to gauge the technical skills of technicians regarding the diagnosis and repair of motor vehicle air conditioners. The basic goal of the technician training and certification program is to teach technicians how to properly recover and recycle refrigerant, and why it must be done to protect the environment. SEE INSTRUCTIONS FOR TAKING THE TEST AND OTHER INFORMATION ON INSIDE FRONT COVER. CERTIFICATION TRAINING MANUAL Important Notes! ! Do not mix up tests or exchange tests with other individuals at your place of business. All tests are coded with names matching assigned numbers. ! Please review your test upon completion. Any questions marked with more than one answer will be scored as in-correct. Any question not marked will be scored as incorrect. ! Completely fill in the block (n) to the left of the correct answer. ! Do NOT mark with a check (4) or an “x”(7). General Information and Instructions | You have registered for MACS certification in REFRIGERANT RECYCLING & SERVICE PROCEDURES FOR MOBILE AIR CONDITIONING TECHNICIANS. Following are the steps* necessary for you to complete the prescribed training: | | --- | | * The foThoselploawrtiincgipinatsitrungcitnionsa claaspsprolyoto tem prchnograicians tam shoulkdingfoltlhoe MAw theCiS transtruinictnigoncsouofrsethebirytmraainiel orr/pornlinocteor.. Tests given in a classroom setting must be closed-book tests. The required score for passing closedbook tests is lower than that required for passing the open-book test. | | 1. Read the instruction manual that came with your recovery/recycling service equipment (and review thetraining video, if provided). Then read this manual cover to cover. Re-read as necessary to gain full compre-hension of the material presented.
2. Take the test. The test is an untimed,“open-book” test, so you may refer to the training manual as often as nec-essary to research answers to the questions posed. (Note, however, that you must correctly answer a minimumof 21 of the 25 questions to earn certification.) You must complete the test by yourself, without assistance fromanyone, and submit it for scoring. (See 4 below.)
3. Complete and sign the “Identification and Statement of Testing Conditions” block on your test.Note: A reprint charge will be incurred if information provided is not legible.
4. Mail your test in the self-addressed envelope provided to: MACS-EIF, P.O. Box 88, Lansdale, PA 19446.
5. MACS-EIF will advise MACS of your test results.
6. MACS will advise you of your score and, providing that you have attained a passing score, will issue a cer-tificate and a wallet-sized I.D. card, indicating that you have successfully completed this MACS certificationtraining program.
Enclosed: | Test with identification information to be mailed to scoring facility. Self-addressed return envelope (MACS-EIF). Important-Please note: Tests must be returned for scoring within 90 days of the date they are issued. MACS assumes no responsibility for tests submitted for scoring after this 90-day period. MACS will charge an additional fee for re-issuing tests which are lost, misplaced or destroyed. Note: The MACS o ice is open from 8:30 a.m. until 5:00 p.m. Eastern Time. Cover photo: Service technician Scott Sowk

FAQs

What is the purpose of this MACS certification training program?

To teach technicians how to properly recover and recycle refrigerant and explain why it must be done to protect the environment.

What are the key refrigerants and procedures included in the training?

The program includes CFC-12, HFC-134a, and HFO-1234yf refrigerant recycling and service procedures for mobile air conditioning technicians, along with best service practices.

How should the test be taken and submitted for certification?

The test is an untimed open-book test, must be completed by yourself without assistance, and submitted for scoring after completing the identification and testing conditions block; it must be mailed in the self-addressed envelope within 90 days.

Oct 4, 2026

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