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ASSE 6040


ASSE 6040 Maintenance ($795)

The ASSE 6040 Maintenance Personnel Program was developed to provide qualified individuals, who are responsible for the proper inspection, testing, and maintenance of medical gas and vacuum systems.



The ASSE 6040 Maintenance Personnel Program was developed to provide qualified individuals, who are responsible for the proper inspection, testing, and maintenance of medical gas and vacuum systems, with the certification necessary to ensure that the individual has met the requirements of the ASSE Series 6000 Professional Qualifications Standard and are technically competent and experienced in the field of medical gas systems inspection, testing, and maintenance. Candidates are also tested for a basic understanding of medical gas systems including general knowledge, applications, component overview, basic operating principles and performance characteristics, critical safety precautions, troubleshooting, routine maintenance and testing, and common repairs.

Candidates eligible for the ASSE 6040 program MUST attain a copy of NFPA 99: Health Care Facilities Code, 2018 edition. This text will be referred to during the training modules and will be required for completing the program. In addition to these texts, it is recommended that the following documents be attained as well, but they are not required.


  • ASSE Standard Series 6000: Professional Qualifications Standard for Medical Gas Systems Personnel
  • NFPA 55: Compressed Gasses and Cryogenic Fluids Code
  • CGA M-1: Standard for Medical Gas Supply Systems at Health Care Facilities
  • CGA E-10: Maintenance of Medical Gas and Vacuum Systems in Healthcare Facilities




The program fee must be received prior to starting the program. The program fee covers the following items.


  1. (24) Hour Online Training Course (Separated into multiple lessons and practice exams)
  2. Access to program author for questions and clarifications
  3. Certification Examination (MGTI Exam Only)
  4. ASSE 6040 Certification Card (Provided by MGTI)
  5. Certificate of Completion (For Non-MGTI Certifications)


Candidates have one (1) year from the date they begin the program to complete all the requirements. Failure to complete these requirements within one (1) year will result in forfeit of program fees.


Final Exam

Upon completion of the (24) hour training program, the candidate may register to complete the Certification Examination.  The examinations are administered by the Medical Gas Training Institute (MGTI) through an online testing solution. The exams are made up of multiple-choice and true/false questions, and the passing score for this exam is 70%.  The results are available immediately after completing the exam.  If the candidate is successful in passing the Certification Examination, wall certificates and certification cards will be sent by MGTI via U.S. Mail to the newly certified individual.

The certification examinations are designed to test for the candidates’ knowledge and understanding of the applicable codes, standards, and practices required for this specific certification. Examination structure and content are based on information reviewed during the (24) hour training program, as well as, the NFPA 99: Health Care Facilities Code, 2012, 2015, and 2018 editions, NFPA 55: Compressed Gases and Cryogenic Fluids Code, current edition, ASSE Series 6000 Professional Qualification Standard, and many other generally accepted industry documents, policies, and procedures that are discussed throughout the program.



The Medical Gas Systems Maintenance Personnel certification is administered in accordance with the American Society of Sanitary Engineers (ASSE) Series 6000 Standard, Section 6040. Candidates must meet the following requirements in order to become ASSE 6040 Certified.


  1. All candidates shall be employed or contracted by a healthcare facility or actively engaged in working with medical gas systems.
  2. All candidates shall have a minimum of one (1) year of documented experience in the maintenance or testing of medical gas and vacuum systems.
  3. All candidates shall have successfully completed a twenty-four (24) hour training course covering all aspects of the ASSE Standard 6040.
  4. All candidates must successfully pass the final examination.


pdf icon ASSE 6040 Candidate Handbook
1 file(s)  245.73 KB




IMPORTANT: This certification does not allow for installation of medical gas systems. If you wish to install medical gas piping, please contact Major Medical Hospital Services, Inc. to obtain information on the ASSE 6010 Medical Gas Installer certification.