puritan-bennettThe ASSE 6040 Medical Gas Systems Maintenance Personnel certification program is a thirty-two (32) hour training course and final exam. It is web based and self-paced, and the program content are all provided online. The ASSE 6040 program was developed to ensure individuals are technically competent and experienced in the field of medical gas systems inspection, testing, and maintenance. The program is based on the code requirements identified in the NFPA 99, Health Care Facilities Code, 2012 edition and the NFPA 55, Compressed Gasses and Cryogenic Fluids Code, 2010 edition. Candidates will also be given a basic understanding of medical gas systems general knowledge, applications, component overview, basic operating principles and performance characteristics, critical safety precautions, troubleshooting, routine maintenance and testing, and common repairs.

Register Online

To register please click here. You will be taken to a special page to complete your application.

Program Fees

Program Fee: $795.00

Once eligibility has been confirmed and acceptance into the program has been granted, a candidate must submit the program fee.  The program fee must be received prior to starting the program.  The program fee covers the following items.

  1. (32) Hour Online Training Course (Separated into 30-60 minute modules and practice exams)
  2. Final Examination
  3. Access to program author for questions and clarifications
  4. Certificate of Completion & Certification Card

The program fee does not cover any costs associated with the second re-examination if required. Candidates have one (1) year from the date they begin the program to complete all the requirements and take the final examination. Failure to complete these requirements and pass the final examination within one (1) year will result in forfeit of program fees.

No refunds will be granted once you have started the online training portion of the program. All other refund requests must be submitted in writing. Written requests may be sent to: Medical Gas Certifications, Inc., PO Box 560042, Orlando, FL 32856 or emailed to dchisholm (at) medgascerts.com. Only written requests prior to the start of the online training program will be considered.

Renewal of Certification

Attaining certification is an indication of mastery of a well-defined body of knowledge at a point in time. Periodic renewal of the certification is required to maintain certified status. Initial ASSE 6040 certification or renewal of certification is valid for three (3) years.

Certificate holders will receive multiple emails notices of pending expiration from MGC. Certificate holders are responsible for keeping their certifications current and up to date. To ensure receipt of communications, it is suggested that certificate holders keep their contact information current. MGC are not responsible for communications not received due to incorrect contact information in a certificate holders record.

Failing to Renew

A certificate holder that fails to renew his/her certification is no longer considered certified and may not use the ASSE 6040 credential in professional communications, such as letterhead, stationary, and business cards, in directory listings, and in signatures. To regain certification, the individual must retake and pass the ASSE 6040 Examination (subject to the usual fees and provisions for testing).


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 systems.
  3. All candidates shall have successfully completed the thirty-two (32) hour training course covering all aspects of the ASSE Standard 6040.
  4. All candidates must successfully pass the final examination.


Candidates eligible for the ASSE 6040 program must attain a copy of NFPA 99, Standard for Health Care Facilities, 2012 edition and the NFPA 55, Compressed Gasses and Cryogenic Fluids Code, 2010 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 are not required.

  • ASSE Standard Series 6000: Professional Qualifications Standard for Medical Gas Systems Personnel
  • CGA M-1: Guide for Medical Gas Supply Systems at Consumer Sites
  • CGA E-10: Maintenance of Medical Gas and Vacuum Systems in Healthcare Facilities

The main focus of the ASSE 6040 Medical Gas Systems Maintenance Personnel Course is to provide individuals, who are responsible for the proper inspection, testing, and maintenance of medical gas systems, with the requirements necessary to maintain, inspect, and test medical gas systems in level 1, 2, & 3 healthcare facilities. The 2012 edition of NFPA 99 is used to provide all code requirements discussed within this course and other various codes and standards are used to supplement the information presented. Attendees will also be given a basic understanding of the application, operation, and code requirements of all materials, components, and equipment that are used in medical gas systems.

  • Course Introduction
    • Purpose of the course
    • Course Overview
    • Program Outline
    • Instructor Information
  • Code and Standard Review
    • Applicable Codes & Standards
      • NFPA 99, 2012 edition
      • ASSE Series 6000, current edition
      • NFPA 55, 2010 edition
      • Joint Commission
      • Centers for Medicare and Medicaid
      • Federal Regulations
      • Compressed Gas Association
    • Healthcare Facility Level Requirements
  • Patient, Personal, and Public Safety
    • Nature of Hazards
    • Personal Protective Equipment
      • Eye Protection
      • Ear Protection
      • Hand Protection
      • Protective Footwear
      • Lockout/Tag-out
  • Basic Concepts, Terminology, & Definitions
    • NFPA 99 Terms and Definitions
    • Source Equipment Basics
  • Medical Gas System Qualifications
    • ASSE 6000 Series Qualifications
    • MGPHO Credentialed Medical Gas Verifier
  • The Purposes and Uses of Medical Gases
    • Properties, Uses, and Basic Information
  • Medical Gas Cylinder and Container Best Practices
    • Storage & Ventilation Requirements
    • General Safety Practices
    • Container Security
  • Medical Gas Headers & Manifold Systems
    • Application & Components
    • Basic Operating Principles & Performance Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Bulk Oxygen Systems
    • Application & Components
    • Basic Operating Principles & Performance Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Medical Air Compressor Systems
    • Application & Components
    • Basic Operating Principles & Performance Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Medical – Surgical Vacuum Systems
    • Application & Components
    • Basic Operating Principles & Performance Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Waste Anesthesia Gas Disposal (WAGD) System
    • Application & Components
    • Basic Operating Principles & Performance Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Instrument Air Systems
    • Application & Components
    • Basic Operating Principles & Performance Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Valves
    • Application & Components
      • Source Valves
      • Mainline Valves
      • Emergency Oxygen Supply Connection (EOSC) Valves
      • Riser Valves
      • Zone Valves
      • Service Valves
      • In-Line Valves
      • Future Use Valves
      • Other Valve Types
    • Basic Operating Principles
    • Design Characteristics
    • NFPA 99 Requirements
  • Station Outlets and Inlets
    • Application & Components
      • D.I.S.S. (Diameter Index)
      • Chemetron Style (Latch Type)
      • Diamond Style (Pin Index)
      • Puritan Bennett Style (Geometric)
      • Schrader (Quick Disconnect)
    • Basic Operating Principles
    • Design Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Alarm Warning Systems
    • Application & Components
      • Master Alarms
      • Area Alarms
      • Local Alarms
    • Basic Operating Principles
    • Design Characteristics
    • NFPA 99 Requirements
    • Critical Safety Precautions
  • Level 1 Medical Gas Pipeline Distribution System
    • Piping Material Requirements
    • Joining Methods
    • System Installation
  • System Performance Criteria & Testing
    • NFPA 99 Requirements for Testing, Inspections, and System Verifications
  • Level 2 and Level 3 Medical Gas and Vacuum Systems
    • NFPA 99 Requirements
  • Operation and Management Programs
  • Policies and Procedures
    • Planned System Shutdown and Back-Feed Procedures
    • Emergency Operations & Contingency Planning
  • Inspection and Testing Equipment
    • Inspection and Testing Equipment Requirements
    • Technical Specifications
    • Basic Operation
  • Maintenance, Troubleshooting, & Repairs
    • Routine Maintenance Guidelines
    • Troubleshooting Techniques
    • Minor Repairs
  • System Design Resources Overview
  • NFPA 99B, Standard for Hypobaric Facilities
    • Terms and Definitions, Administration, Construction, and Maintenance
  • Testing Procedures
    • Standardized Inspection, Testing, and Performance Verification Requirements and Procedures

Final Exam

Upon completion of the (32) hour training program, the candidate may register to complete the final examination. The final examinations are administered by MGI Systems, Inc. through the MGC website. All scoring reports will be forwarded to Medical Gas Training Institute. If the candidate is successful in passing the final examination, wall certificates and certification cards will be sent via mail to the newly certified individual.

The final examination is based on the content reviewed during the (32) hour training program. It includes content from NFPA 99, Standard for Health Care Facilities, 2012 edition, NFPA 55, Compressed Gases and Cryogenic Fluids Code, 2010 edition, ASSE Series 6000 Professional Qualification Standard, and many other generally accepted industry documents, policies, and procedures that are discussed throughout the program.

Prior to taking the final examination, candidates must complete the following:

  • (32) Hour online training course
  • Final Exam Registration

Examination Registration

Prior to taking the final examination, the Final Exam Registration must be completed and faxed to (888) 559-6660 for review. This is to ensure that all requirements have been met.  To download the final exam registration form please click on the link below:

pdfFinal Exam Registration Form

Taking the Final Examination

The final examination is a timed closed book online assessment that is made up of (100) multiple choice and true/false questions. Candidates are allowed two (2) hours to complete the examination. Once the final examination has begun, you will not be able to stop the exam. You must complete the entire exam. If you do not finish the exam once it has begun, all unanswered questions will be marked incorrect. The examination will terminate after the allowed two (2) hour mark. When the examination has been completed, candidates will receive the results of the exam and the program will indicate whether or not they passed the exam.

Identification of Candidates and Final Examination Affidavit

All candidates are required to complete the candidate portion of the Final Exam Identity Affidavit. This document is to ensure that the candidate completing the exam is the person registered to do so. A facility director, department manager, education program manager, or organization executive must sign this affidavit just prior to taking the final examination. The Final Exam Identity Affidavit must be faxed to (888) 559-6660 once the final exam has been completed.  A copy of the Final Exam Affidavit can be downloaded here by clicking on the link below:

pdfFinal Exam Affidavit

Candidates must send a digital photograph of themselves to 6040photo (at) medgascertification.com after passing the final examination. The guidelines for the candidate photo can be found on the Certification Checklist linked below:

pdfCertification Checklist

Final Examination Scoring

Candidates will receive his/her score once the final examination has ended. Candidates must answer (75%) or more of the questions correctly in order to achieve a passing grade.

Request for Review of Questions

A candidate may challenge, at the conclusion of the examination, any question(s) by completing the question challenge form provided in the link below. Candidates must request a review of any question(s) within one week of completing the final examination.

pdfFinal Exam Question Challenge Form

Final Examination Appeals

Candidates may appeal the score of a final examination. Appeals shall be filed in writing to the Medical Gas Training Institute office via U.S. Mail, facsimile, or electronic mail no later than thirty (30) days from the date candidate receives the score. Appellants will be notified in writing of the decision by the organization. The complete appeals procedure can be obtained from the organization upon request.


Candidates who have failed the final examination must wait ten (10) days from the last examination date to take the re-examination. The candidate will also be required to complete the Final Exam Registration and the Final Exam Identity Affidavit again. It is also recommended that the candidate retake the practice exams as well. The first re-examination is complimentary, but there will be a fee of $125.00 for any additional re-examinations after the first one.

About the Instructor

Mr. Jonathan C. Willard, an ASSE 6050 and 6055 Certified Instructor developed this program. For a complete bio please visit http://www.medgascerts.com/JonWillard

Copyrighted Program Materials

All program materials are the copyrighted property of Mr. Jonathan Willard and Acute Medical Gas Services. It is forbidden under federal copyright law to copy, reproduce, record, distribute, or display these materials by any means, in whole or in part. Doing so may result in severe civil and criminal penalties.