Practical field training on different HVAC&R projects. The course includes; installation of HVAC&R equipment, duct fabrication and installation, piping fabrication and installation, and maintenance and operation of HVAC&R systems. Training on maintenance and operation of central air-conditioning stations, basic design, control system and troubleshooting of HVAC&R systems. The supervision practice of HVAC&R project erection and manpower distribution.