HVACR Learning Network

Basic Electronic Circuits

With technological advances being made almost daily, it should come as no surprise that the electromechanical control strategies used in the past are now taking a backseat to the newer generations of controls and control circuitry. Although older mec

Basic Electronic Components

This course provides an easy-to-understand breakdown of the building blocks that make up most of the electronic, solid-state controls and devices in use today.

Electrical Fundamentals for HVACR Video

This two-hour video training program takes the mystery out of electrical troubleshooting as it covers the step-by-step process of building a schematic diagram for a comfort cooling system.

Electrical Fundamentals for Major Appliance Technicians

Electrical Theory: Relays & Contactors Webinar Replay

This webinar will provide you with a fundamental understanding of control devices, relays, & contactors. You can reference Electrical Theory and Applications for HVACR published by Esco Institute.