ul>Maintenance & Repair: Install, fabricate, operates, maintains, and repairs air cooled, water cooled, hot water systems, chilled water systems, VAV and FVAV heating systems, building automation control systems and other related equipment. Checks, repairs and/or replaces valves, motors, controls, switches, gauges, wiring, fans, pumps, compressors, condensers, cores, pipes and other functional components of the system.