REFR 111 — HVACR Year 1 Week 1
Apprentices will be introduced to the scientific concepts of temperature, pressure, heat and energy as they relate to mechanical systems. They will apply electrical concepts and mathematical formulas to measure to check voltage, amperage and power with multi-meter devices. They will also be introduced to regulations and processes to ensure personal safety when working with electricity. They will develop brazing skills by following the brazing progression sheet. They will also demonstrate safe use of equipment commonly found in HVACR service vehicles or on rooftops.