Transfers ToCSUDescriptionThe course focuses on basic electrical theory and training in installing, servicing, troubleshooting, and operating electrical control systems for air conditioning and refrigeration technology with the use of electrical diagrams. Single phase and three phase electrical power for air conditioning and refrigeration systems are covered in classroom discussions and laboratory assignments. Back to Top | Print-Friendly Page (opens a new window) Facebook this Page (opens a new window) Tweet this Page (opens a new window) Add to Backpack (opens a new window) All catalogs © 2026 El Camino College. Powered by Modern Campus Catalog™ .Usually HeldMon 6:00pm–9:10pm, Wed 6:00pm–9:10pm, Mon Wed 11:00am–2:20pm, Tue Thu 11:00am–2:10pm