HAC 205Commercial Air Conditioni

Catalog

Prerequisite: Grade of C or better in HAC 102, HAC 103, and HAC 110. ^ The study of DX cooling, open and hermetic centrifugal liquid chillers, ventilation theory and application will be covered. Emphasis will be placed on both the electrical and mechanical aspects of the field. Proper maintenance and start-up procedures of chillers will be covered. Instruction will cover psychrometrics, capacity control, zone control, capacity control and economizers. Actual electrical wiring on DX cooling and chillers will be studied. The use of new refrigerants and guidelines for retrofitting will be covered both in the lecture and lab. Theory and installation of pneumatics and electronic control systems will be covered. This course is repeatable 1 time; only three credits may apply toward a degree or certificate. (1.2) Proficiency Credit Available (2 TSEI) Pass/No Credit Not Available