AC R025 — HVAC/R Electrical Systems
This course provides an introduction to electrical theory, components, and control systems used in heating, ventilation, air conditioning, and refrigeration (HVAC/R) equipment. Students will learn to interpret wiring diagrams, analyze electrical circuits, and troubleshoot electrical and control system malfunctions. Topics include Ohm’s Law, power calculations, motor operation, relays, contactors, thermostats, and safety controls. Through hands-on lab exercises, students will wire, test, and diagnose residential and commercial HVAC electrical systems using industry-standard tools and procedures. Emphasis is placed on safety, proper measurement techniques, and the development of diagnostic skills required for entry-level employment as an HVAC/R technician, installer, or maintenance specialist.