Carriers’ Technical Development Program is a review of basic engineering principals and system applications in the HVAC industry. The topics to be covered include: Rooftop Units Level I – Constant Volume, Rooftop Units Level II – VAV Rooftops, Commercial Split Systems, Central Station Air Handlers, Air Cooled Chillers, Water Cooled Chillers, Psychrometrics, Load Estimating, Duct Design, Water Piping Design, Refrigeration Piping Design, and Refrigeration Cycle. This course covers the fundamentals of commercial load estimating needed to understand the various load components that go into making a practical estimate of the amount of heating and/or cooling energy needed to condition a building. The student will learn to calculate the correct load and to make equipment selections to properly design an HVAC system.