Work includes troubleshooting, ordering parts and installation of parts and material on equipment such as fractional horsepower motors, unit circulation fans, basic electrical devices associated with the control of the units,, air conditioners, air handlers, compressors, pumps, walk in coolers and freezers, etc. The HVAC/Refrigeration Group handles comfort complaints, and preventive maintenance, repair of ice machines, refrigerators & freezer units, low temperature refrigeration systems, environmental chambers, incubators, air dryers, lab heating and cooling equipment dehumidifiers, stability chambers.