Course: HVAC/R Technician

Online HVACR Training Course

Start Your Career in HVACR
HVACR is one of the most constant industries for new jobs, so there’s no better time to join. This course will prepare you for an entry-level role in the HVAC/R field. You’ll understand the basic requirements needed to earn a “work ready” certificate and start an apprenticeship.

Job Outlook for HVACR Technicians

  • According the US Bureau of Labor Statistics (BLS), HVAC/R technician jobs are projected to grow 13% over the next eight years, which equals 46,300 new jobs.
  • The BLS also states that the average salary for these developers is just under $49,000 per year with top earners making nearly $78,000.

Frequently Asked Questions


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What does an HVACR technician do?

Heating, air conditioning, and refrigeration (HVACR) technicians, also called installers or mechanics, work on the systems that control the temperature, humidity, and quality of the air in our homes, workplaces, and all other types of buildings.

How do I become an HVACR technician?

To become an HVACR technician, you will first have to work as an apprentice under a licensed technician for up to 2,000 hours. However, apprenticeship are competitive, so having formal training and a “work ready” certificate significantly improve your chances of success.

Does this course prepare me for work-ready certificates?

Yes. This HVACR Technician Certification course will prepare you for entry-level work ready certificates:

  • HVAC Excellence “Employment Ready” Certificate
  • NATE “Ready to Work” Certificate

Are work-ready certificates worth it?

Yes. For job seekers just entering the HVACR field, a work ready certificates show prospective employers that you have a fundamental understanding of HVACR systems, maintenance and troubleshooting.

Course Objectives

  • Understand basic components of the vapor-compression and refrigeration cycles, functions and characteristics of system refrigerants, piping operations
  • Learn proper installation and operation of HVAC systems
  • Understand EPA laws related to safe handling and transport of refrigerants
  • Proper recovery, recycling, and retrofitting of refrigerants

Prerequisites and Requirements

This course is designed for students with little-to-no background in HVACR, so are no prerequisites to take this course. However, we recommend having a high school diploma or GED.



    Learn general safety practices as well as how to care for and use all the tools you will come across on the job.
    Understand automatic control components and applications including troubleshooting for basic through more advanced systems.
    Gain a full understanding of electric motors including types, applications, controls, and troubleshooting techniques.
    Learn the ins and outs of commercial refrigeration components including evaporators, condensers, compressors, expansion devices, ice machines, special applications and systems, and more  .
    Understand comfort and psychometrics, air distribution and balance, installation, energy auditing, common conditions, troubleshooting techniques, and more.
    Learn about the heat gains and losses that occur in various structures as well as detailed information on both air source and geothermal heat pumps.
    Get detailed information on domestic appliances including refrigerators, freezers, and air conditioners.
    Learn the ins and out of cooling towers, pumps, and chilled-water systems.
    Virtual, hands-on simulation of troubleshooting an HVACR system.
    Hands-on virtual simulation of routing electricity to an HVACR system.


Casey Thompson
Casey Thompson is a licensed attorney in Texas. Before he started teaching, his major areas of practice were business and corporate law, entertainment law and intellectual property rights. He received his Bachelor of Business Administration from Texas Tech University and holds a law degree from the Texas A&M School of Law.

Registration and Enrollment

This course is 100% online. Start anytime.

University of Wisconsin Oshkosh
Fox Cities Campus
1478 Midway Road
Menasha, WI 54952
(920) 832-2600