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HVAC

 Courses


HVAC Fundamentals

An in-depth easy to access online course which will give you an overview of the purpose of HVAC systems, the equipment and methods used to heat, cool, and handle the systems, and the different types of HVAC systems. 

  • 100% Online and Self Paced
  • 24/7 Instant Access
  • Online customer support
  • Over 500,000+ certified nationwide

Basic HVAC Maintenance

This course covers the essential aspects of HVAC maintenance. You will learn to perform routine preventive maintenance tasks for HVAC units as well as identifying common problems and their causes. You will also get an in-depth review of the basic refrigeration cycle. 

  • 100% Online and Self Paced
  • 24/7 Instant Access
  • Online customer support
  • Over 500,000+ certified nationwide

Understanding Electrical Schematics

The purpose of this course will be to familiarize you with symbols and conventions commonly used in schematic diagrams, thereby making it easier to identify components and their related circuits. This crash course in electrical theory for HVAC technicians will breakdown everything you need to know about reading electrical schematics.

  • Wiring Diagrams and their Types
  • Symbols Used in Schematics
  • Understanding Electrical Schematics
  • Locators, Legends, and Switch Symbols
  • The Basic Diagram

Air-Conditioning Systems

Deep dive into the principles of air conditioning and components of air-conditioning systems. This course will show you the procedures required to install, operate, and maintain air-conditioning systems. You will also learn the different types of chilled-water systems and ductwork systems.

  • 100% Online and Self Paced
  • 24/7 Instant Access
  • Online customer support
  • Certification of Completion Included

Commercial HVAC 

In this course you will learn the operating principles of centralized air, centralized fluid based and decentralized systems. Gain a deeper understanding of the control strategies of constant volume and variable air volume systems. You will also learn various configurations of centralized fluid based systems including fan coil units and induction units and the various arrangements of fresh air delivery to fan coil units.

  • 100% Online and Self Paced
  • 24/7 Instant Access
  • Online customer support
  • Certification of Completion Included

HVAC Concepts and Fundamentals

Crash course covering thermal comfort, psychrometrics, modes of heat transfer, heat gain and heat loss in building annual energy use calculations.

  • 100% Online and Self Paced
  • 24/7 Instant Access
  • Online customer support
  • Certification of Completion Included

Basic Electrical Engineering for HVAC Engineers

As an HVAC engineer, you will very likely be faced various design challenges that pertain to electrical equipment, configurations, specifications, energy efficiency and controls. This easy to follow online course will provide you with a basic introduction to electrical engineering that will help HVAC engineers to communicate more effectively with specialists such as electrical designers, consultants and contractors.

  • Basic electrical concepts and fundamentals 
  • Electrical distribution systems and components
  • Motors and variable speed drives
  • Electrical energy efficiency in HVAC systems

Top 5 Books for HVAC Technicians

Modern Refrigeration and Air Conditioning is focused on closing the gap from students to technicians with our commitment to top-quality coverage of fundamentals and the latest technology.

This classic is an excellent blend of theory, skill development, and service techniques to help you learn how to install and service refrigeration and HVAC systems.


Develop the knowledge and skills you need to maintain and troubleshoot today's complex heating, air conditioning, and refrigeration systems.

This practical, easy-to-understand book provides hands-on guidance, practical applications, and the solid foundation you need to fully understand today.


This comprehensive textbook provides an in-depth explanation of HVAC control systems. The book covers commercial heating and cooling systems, indoor air quality, ventilation requirements, and the networks and controls used to manage them.

Each chapter is divided into sections to facilitate learning and checkpoint questions help reinforce key concepts.


This Paperback is dedicated to those who are eager to learn the HVACR Trade and Refrigerant Charging/Troubleshooting Practices. In this book, you will find Step by Step Procedures for preparing an air conditioning and heat pump system for refrigerant, reading the manifold gauge set, measuring the refrigerants charge level, and troubleshooting problems with the system’s refrigerant flow. 


This Paperback is dedicated to those who are eager to learn the HVACR Trade and Refrigerant Charging/Troubleshooting Practices. In this book, you will find Step by Step Procedures for preparing an air conditioning and heat pump system for refrigerant, reading the manifold gauge set, measuring the refrigerants charge level, and troubleshooting problems with the system’s refrigerant flow. 


The HVAC/R industry requires more specialized skills and information than any other trade, and this new book meets that demand head-on!

With more than 500 pages of extensive information on such important topics as refrigeration systems, piping, ductwork, motors, compressors, fans, pumps and more, this "answer book" is one of the most complete HVAC/R professional references available.

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