(2-6-0) 4 Credits UNThis course presents the operation, diagnosis and service of central air conditioning systems and the care of associated instruments. Topics include the various types of A/C systems and safety principles. Pre-requisite(s):HACR 1002, HACR 1106, HACR 1206, HACR 1303, HACR 1313, HACR 1604Concurrency:HACR 2202, HACR 2306Co-requisite(s): None