REFR 122 — HVACR Year 2 Week 2
Apprentices will identify and draw schematics of specialized motors. They will be introduced to commercial refrigeration, and the unique concepts of sub-cooling, superheat, koolgas defrost, hot gas and condenser flooding, as they relate to these larger, more complex systems. They will practice brazing repairs for commercial equipment. They will use common rigging equipment, such as inside lifts, with safe consistency. They will interpret plans to locate specifications of HVACR equipment. They will identify the hardware and software of VRF system, and learn how to properly install and start them. Finally, they will apply customer service skills to every in-class project.