HAC140 — Electrical Maintenance I
HAC 140 is a continuation of the basic electricity course that is designed to help the student understand electrical circuits as they relate to the HVACR equipment. Topics include safety and operating switches; alternating current circuitry; single- and three-phase transformers and motors; relays, contractors, and solenoid switches; control and timer circuits, wiring diagrams and symbols; and open motor and hermetic compressor testing. Electronic controllers used in the HVACR industry will be introduced to the student.
Prerequisites: HAC104