HVAC/R Simulations for Field Technicians

As HVAC/R systems become increasingly complex, learning and mastering the latest technology is critical. HVAC/R Simulations for Field Technicians offers a rich, hands-on learning experience that mimics field performance in a completely online environment. You will practice servicing, maintaining, and troubleshooting common HVAC/R scenarios in true-to-life service call simulations.

You will work through approximately 200 scenarios to master seven pieces of HVAC/R equipment – Gas Furnace, Oil...

6 Months / 18 Course Hrs
Open Enrollment
Offered in partnership with your preferred school

George Mason University

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HVAC/R Simulations for Field Technicians

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Course code: GES787

What you will learn

  • Measure voltage, current, and resistance in electric circuits
  • Properly install an air-conditioning system and put it into operation
  • Troubleshoot mechanical problems in an air-conditioning system
  • Troubleshoot electrical problems in an air-conditioning system
  • Troubleshoot electrical and mechanical problems in heat pump systems

How you will benefit

  • The use of simulations allows you to get as close to "real world" troubleshooting scenarios as possible without an actual HVAC/R unit or system
  • The scenarios may be repeated as many times as needed to hone troubleshooting and problem-solving skills
  • Enrolled students are invited to attend our exclusive annual virtual National Apprenticeship Week events, featuring live webinars, workshops, and employer interactions

How the course is taught

  • Self-paced, online course
  • 6 Months to complete
  • Open enrollment, begin anytime
  • 18 course hours
  1. Safety, Tools and Equipment, and Shop Practices
  2. Basic Electricity and Magnetism
  3. Types of Electric Motors
  4. Troubleshooting Electric Motors
  5. Condensers
  6. Special Refrigeration Systems Components
  7. Applications of Refrigeration Systems
  8. Troubleshooting and Typical Operating Conditions for Commercial Refrigeration
  9. Gas Heat
  10. Oil Heat
  11. Hydronic Heat
  12. Typical Operations Conditions
  13. Troubleshooting
  14. Air Source Heat Pumps
  15. Room Air Conditioner
  16. Challenge Mode Simulations

Mike Baker

Mike Baker has been an instructor since 2011. Previously, he was HVAC Program Director at both Virginia College and Vista College. Baker was a HVAC technician for several decades and has experience hiring, training, and managing HVAC Technicians. He holds numerous HVAC Excellence certifications, several Green Mechanical Council certifications, an EPA 608 Universal certification, and Emerson Climate Technology certifications. He has served as both an HVAC Excellence Instructor and Exam Proctor.


There is no prerequisite for this course. While anyone training for a HVAC/R career would benefit, the simulations are geared to those with two or more years of experience in the field or a working knowledge of HVAC/R systems.


Hardware Requirements:

  • This course can be taken on either a PC or Mac.
  • A microphone.
  • A webcam.

Software Requirements:

  • PC: Windows 8 or later.
  • Mac: macOS 10.6 or later.
  • Browser: The latest version of Google Chrome or Mozilla Firefox are preferred. Microsoft Edge and Safari are also compatible.
  • Adobe Acrobat Reader.
  • Software must be installed and fully operational before the course begins.


  • Email capabilities and access to a personal email account.

Instructional Material Requirements:

The instructional materials required for this course are included in enrollment and will be available online.

Yes, ed2go courses are completely online. However, keep in mind that not all certifying bodies or industry-specific certifications are recognized internationally. Please review your country's regulations prior to enrolling in courses that prepare for certification.


This course is open enrollment, so you can register and start the course as soon as you are ready. Access to your course can take 24-48 business hours.

This course is self-paced and open enrollment, so you can start when you want and finish at your own pace. When you register, you'll receive six (6) months to complete the course.

The time allotted for course completion has been calculated based on the number of course hours. However, if you are unable to complete the course, contact the student advising team to see what options you may have available to work out a suitable completion date. Please note that an extension fee may be charged.

The course instructor will be available by email to answer any questions and provide feedback on your performance. Occasionally, your course may be supported by a team of industry experts. You will also receive support from the student advising team.

There are no instructor-graded components to this course. The service call simulations are designed to build HVAC/R skills in an as close to real world environment. Each simulation has a built-in grading component to help you measure your progress, but this does not count towards an overall course grade.

This course will provide you with the skills you need to obtain an entry-level position in most cases. Potential students should always do research on the job market in their area before registering.

This course is non-credit, so it does not qualify for federal aid, FAFSA and Pell Grant. In some states, vocational rehab or workforce development boards will pay for qualified students to take our courses. Additionally, some students may qualify for financial assistance when they enroll, if they meet certain requirements. Financing is available from select schools. Learn more about financial assistance.

If you have questions that are not answered on our website, representatives are available via LIVE chat. You can also call us at 1-877-221-5151 during regular business hours to have your questions promptly answered. If you are visiting us during non-business hours, please send us a question using the "Contact Us" form.