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ed2go Construction and Trades Trades HVAC/R Technician (Voucher Included)
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HVAC/R Technician (Voucher Included)

HVAC/R is one of today’s fastest growing industries. Evolving technology, booming commercial and residential construction, and a retiring workforce fuel the need for skilled HVAC/R technicians. This course prepares you for an entry-level career in the HVAC/R industry by providing hands-on guidance, application, and a solid foundation for service, repair, and solutions.

You will learn from relevant material and applicable examples, including a unique Service Call feature and more than 260 supporting photos that bring concepts to life. By course completion, you will be prepared to sit for several entry-level HVAC/R certificates, including all 17 HVAC Excellence Employment Ready Certificates, the EPA 608, and the NATE Ready to Work Certificate. 

You will also receive a voucher package for the HVAC Excellence Employment Ready Certificate exam and EPA 608 Certification exam.

12 Months / 162 Course Hrs
Open enrollment

Offered in Partnership with your Preferred School

Northwest State Community College

Why this school? It's been chosen based on your location or if you've visited this school's website. Change School

Learning Method


Self-Paced. Study on your own schedule

Contact Us for additional information

HVAC/R Technician (Voucher Included)

Contact Us

Details + Objectives

Course Code: GES786

What You Will Learn
  • Explain the concepts of heat transfer, Btu, temperature, heat content, sensible heat, latent heat, pressure, gas laws, and work, and describe how they apply to air conditioning and refrigeration systems
  • Describe the four basic components that make up the vapor-compression refrigeration cycle
  • Identify the four major system components and explain their functions in the refrigeration system
  • Properly install an air-conditioning system and put it into operation
  • Troubleshoot mechanical and electrical problems in an air-conditioning and heat pump systems
How the course is taught
  • Self-paced, online course
  • 12 months to complete
  • Open enrollment, begin anytime
  • 162 course hours
How you will benefit
  • You will be prepared to sit for the NATE Ready to Work Certificate Exams
  • You will be prepared to sit for the HVAC Excellence Employment Ready Certificate Exams
  • You will be prepared to sit for the EPA 608 Refrigerant Handling Certification Exam
  • Use real-world simulations included in this program to get “hands-on” experience
  • Soft skills simulations included in the course will help sharpen your customer service skills


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I. Introduction

Heat, Temperature, and Pressure 


Matter and Energy 


Refrigeration and Refrigerants 

II. Safety, Tools and Equipment, and Shop Practices 
A.   General Safety Practices 
B.   Tools and Equipment 
C.   Fasteners 
D.   Tubing and Piping 
E.   Leak Detection, System Evacuation, and System Cleanup 
F.   Refrigeration and Oil Chemistry and Management – Recovery, Recycling, and Reclaiming, and Retrofitting 
G.   System Charging 
H.   Calibrating Instruments 
I.   Simulation: Safety Quiz
J   Simulation: Soft Skills Quiz
III. Automatic Controls 

Basic Electricity and Magnetism 


Introduction to Automatic Controls 


Automatic Control Components and Applications 


Troubleshooting Basic Controls 


Advanced Automatic Controls-Direct Digital Controls (DDCs) and Pneumatics 

IV. Electric Motors 

Types of Electric Motors 


Application of Motors 


Motor Controls 


Troubleshooting Electric Motors 

V. Commercial Refrigeration 

Evaporators and the Refrigeration System 






Expansion Devices 


Special Refrigeration Systems 


Commercial Ice Machines 


Special Refrigeration Applications 


Troubleshooting and Typical Operating Conditions for Commercial Refrigeration 

VI. Air-Conditioning (Heating and Humidification) 

Electric Heat 


Gas Heat 


Oil Heat 


Hydronic Heat 


Indoor Air Quality 

VII. Air-Conditioning (Cooling) 

Comfort and Psychometrics 


Refrigeration Applied to Air-Conditioning 


Air Distribution and Balance 




Residential Energy Auditing 


Typical Conditions 



VIII. All-Weather Systems 

Heat Gains and Heat Losses in Structures 


Air Source Heat Pumps 


Geothermal Heat Pumps 

IX. Domestic Appliances 

Domestic Refrigerators and Freezers 


Room Air Conditioners 

X. Commercial Air-Conditioning and Chilled-Water Systems 

High-Pressure, Low-Pressure, and Absorption Chilled-Water Systems 


Cooling Towers and Pumps 


Operation, Maintenance, and Troubleshooting of Chilled-Water Air-Conditioning Systems 


Commercial, Packaged Rooftop, Variable Refrigerant Flow, and Variable Air Volume Systems 

XI. Simulation Challenge Mode: HVAC 
XII. Simulation Challenge Mode: Electricity for HVAC 
View All Sections

Instructors & Support

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. 


Prerequisites / Requirements


There are no prerequisites to take this course. However, we recommend having a high school diploma or GED. If you have the required work experience to take the NATE or HVAC Excellence certification exams, or currently hold Ready to Work certificates and have 2 years of work experience, we recommend our HVAC/R Certified Technician course.


Hardware Requirements:

  • This course can be taken on either a PC or Mac.
  • Webcam and microphone for testing. 

Software Requirements:

  • PC: Windows XP or later
  • Mac: OS X Snow Leopard 10.6 or later.
  • Browser: The latest version of Google Chrome or Mozilla Firefox are preferred. Microsoft Edge and Safari are also compatible.
  • Adobe Flash Player. Click here to download the Flash Player.
  • Adobe Acrobat Reader. Click here to download the Acrobat Reader.
  • Software must be installed and fully operational before the course begins.


  • Email capabilities and access to a personal email account.

Simulation Requirements 

  • Desktop Browser: A 64-bit web browser 

  • Recommend: Mozilla Firefox 52+, Google Chrome 57+ 

  • Supported: MS Edge 15+, Apple Safari 10.1+ 

Instructional Materials

The instructional materials required for this course are included in enrollment.

The following optional material will be available online:

  • EPA Section 608 Preparatory Manual

 The following optional textbook will be shipped to you approximately 7-10 business days after enrollment:

  • DEWALT HVAC Technician Certification Exam Guide 

More About

This course will provide the necessary information to pass the following entry-level certificate exams: 

  • HVAC Excellence ESCO Group: 17 Employment Ready Certificates 
  • NATE: Ready to Work Certificate

  • EPA 608: Section 608 Universal Technician Certification  

Upon course completion, you will also receive a voucher package for the HVAC Excellence Employment Ready Certificate exam* that includes:

  • 1 Employment Ready Certificate for Electrical 

  • 1 Employment Ready Certificate for Air Conditioning
  • 1 EPA 608 Voucher

*Proctor fees may apply

About Certification


HVAC Excellence strives to meet and solve the technical challenges facing the industry. The organization believes that the best way to do this is to improve the technical skills and knowledge of the professionals “on the ground” through hands-on continuing education and certification programs. HVAC Excellence offers a wide variety of individual examinations, certification courses, and career tracks for HVACR technicians. Completing a course certified by HVAC Excellence can help you break into this growing field.


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Can I register for a course if I am an international student?

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.

Does this course prepare for a certification?

Yes, this prepares for the EPA 608 certification. Primarily, it prepares for entry-level certificates needed to enter the HVAC/R industry. You will be able to pass all 17 of the HVAC Excellence Employment Ready certificates, and the NATE Ready to Work certificate. However, you will only be provided with an exam voucher package for HVAC Excellence exam. 

When can I start the course?

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.

How long does it take to complete this course?

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 twelve (12) months to complete the course.

What if I don't have enough time to complete my course within the time frame provided?

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 your Student Advisor to help you work out a suitable completion date. Please note that an extension fee may be charged.

What kind of support will I receive?

You may be assigned with an instructor or team of industry experts for one-on-one course interaction. Your support will be available (via e-mail) to answer any questions you may have and to provide feedback on your performance. All of our instructors are successful working professionals in the fields in which they teach. You will be assigned to an Advisor for academic support.

What happens when I complete the course?

Upon successful completion of the course, you will be awarded a Certificate of Completion.

Am I guaranteed a job?

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.

Can I get financial assistance?

ed2go courses are non-credit, so they do 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:

How can I get more information about this course?

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.

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