Randolph Community College, located in Asheboro (NC) USA, offers courses for Air Conditioning & Refrigeration maintenence. Topics include electric/electronic control systems, pneumatic control systems, DDC temperature sensors, humidity sensors, pressure sensors, wiring, controllers, actuators, and controlled devices. Upon completion, students should be able to verify or correct the performance of common control systems with regard to sequence of operation and safety.
RCC is currently exploring alternative and green R-22 replacement refrigerants. RCC supports the green initiative and has a LEED gold certified building that was completed in late 2012.