Description
Presenting the basic principles of heating, ventilation, and air conditioning, this course offers an introduction into the HVAC trade. It also covers heat transfer, refrigeration, and pressure-temperature relationships. It teaches tools, materials, and safety precautions and depicts step-by-step procedures for soldering and brazing piping; covers the selection, preparation, joining, and support of copper and plastic piping and fittings. The course explains the operating principles of the different types of compressors used in comfort air conditioning systems and covers the refrigerants and oils commonly used in HVAC/R systems. It introduces the trainee to the leak detection, evacuation, recovery, and charging service procedures.