Course Description
A 12 to 20–month program that consists of classroom and shop learning experiences concerned with commercial chilling and freezing systems, including theory, application and operation of compressors; expansion and float b-valves; thermostats and pressure controls; diagnosing, over-hauling, and testing methods and procedures; charging and discharging systems with refrigerants; and testing hermetic units, relays and overload devices. Other learning experiences enable the student to become proficient in the installation, repair, and maintenance of commercial and domestic air conditioning systems.
Included in the course is the theory and application of basic principles of conditioning of air; cooling, heating, filtering, and controlling humidity; the operating characteristics of various units and parts; blueprint reading; the use of technical reference manuals; the diagnosis of malfunctions; and overhaul, repair and adjustment of units and parts, such as pumps, compressors, valves, springs, and connections; and the repair of electrical and pneumatic control systems.
Tennessee Technology Center at Elizabethton is the authorized testing center for "Certification of Service Technicians" in cooperation with ESCO Institute (Educational Standard Corporation) and also the ARI (Air Conditioning Refrigeration Institute).
All diploma and certificate options include EPA Certification.
Course Outline|
Orientation and Safety Air Conditioning Systems Principles of Heat Transfer Heat Pump Systems Tools and Equipment Heating Systems Piping and Piping Principles Commercial Refrigeration |
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Electricity Air Handling Controls System Installation/Start Up Load Calculations System Servicing Refrigeration System Components Sheet Metal |
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Section 608 EPA Certification Air Conditioning Certification Commercial A/C Certification Heat Pump Certification Commercial Refrigeration Certification GEO-Thermal Certification Gas Heat Certification Oil Heat Certification Hydronics � 1 (Steam) Certification Hydronics � 1 (Hot Water) Certification |
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HVAC Installer and Service Helper Domestic Unit Repairer EPA Certification |
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4 Months 8 Months 8 Months |
Diploma Awards
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HVAC Technician Refrigeration Technician HVAC/Refrigeration Technician Commercial Refrigeration/Air Conditioning Technician |
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12 Months 12 Months 16 Months 20 Months |
Class Hours
Classes meet from 8 a.m. to 3 p.m. Monday-Friday at the Herman Robinson Campus, 1500 Arney Street, Elizabethton.