20 courses with the subject AHR, each shown exactly as we captured it from the college's catalog, with every element we hold. Where the wording looks broken, that is our reading of the catalog, not the college's text.
AHR 110Introduction to Refrigeration5
This course introduces the basic refrigeration, process used in mechanical refrigeration and air, conditioning systems. Topics include terminology, safety, and identification and function of, components; refrigeration cycle; and tools and, instrumentation used in mechanical refrigeration, systems. Upon completion, students should be able, to identify refrigeration systems and components, explain the refrigeration process, and use the, tools and instrumentation of the trade.
This course introduces electricity as it applies, to HVACR equipment. Emphasis is placed on power, sources, interaction of electrical components, wiring of simple circuits, and the use of, electrical test equipment. Upon completion, students should be able to demonstrate good wiring, practices and the ability to read simple wiring, diagrams.
This course covers the fundamentals of heating, including oil, gas, and electric heating systems., Topics include safety, tools and instrumentation, system operating characteristics, installation, techniques, efficiency testing, electrical power, and control systems. Upon completion, students, should be able to explain the basic oil, gas, and, electrical heating systems and describe the major, components of a heating system.
This course covers the installation procedures, system operations, and maintenance of residential, and light commercial comfort cooling systems., Topics include terminology, component operation, and testing and repair of equipment used to, control and produce assured comfort levels. Upon, completion, students should be able to use, psychrometrics, manufacturer specifications, and, test instruments to determine proper system, operation.
This course covers the principles of air source, and water source heat pumps. Emphasis is placed, on safety, modes of operation, defrost systems, refrigerant charging, and system performance., Upon completion, students should be able to, understand and analyze system performance and, perform routine service procedures.
This course introduces refrigeration systems and, applications. Topics include defrost methods, safety and operational control, refrigerant, piping, refrigerant recovery and charging, and, leak testing. Upon completion, students should be, able to assist in installing and testing, refrigeration systems and perform simple repairs.
This course introduces the basic principles of, industrial air conditioning and heating systems., Emphasis is placed on preventive maintenance, procedures for heating and cooling equipment and, related components. Upon completion, students, should be able to perform routine preventive, maintenance tasks, maintain records, and assist in, routine equipment repairs.
This course covers the types of controls found in, residential and commercial comfort systems., Topics include electrical and electronic, controls, control schematics and diagrams, test, instruments, and analysis and troubleshooting of electrical, systems. Upon completion, students should be, able, to diagnose and repair common residential and, commercial comfort system controls.
The course covers the maintenance and servicing of, HVAC equipment. Topics include testing, adjusting, maintaining, and troubleshooting HVAC, equipment and record keeping. Upon completion, students should be able to adjust, maintain, and, service HVAC equipment.
This course introduces the techniques used to lay, out and fabricate duct work commonly found in HVAC, systems. Emphasis is placed on the skills, required to fabricate duct work. Upon completion, students should be able to lay out and fabricate, simple duct work.
This course covers the requirements for the EPA, certification examinations. Topics include small, appliances, high pressure systems, and low, pressure systems. Upon completion, students, should be able to demonstrate knowledge of, refrigerants and be prepared for the EPA, certification examinations.
This course introduces common business and, customer relation practices that may be, encountered in HVACR. Topics include business, practices, appearance of self and vehicle, ways of, handling customer complaints, invoices, telephone, communications, and warranties. Upon completion, students should be able to present themselves to, customers in a professional manner, understand how, the business operates, complete invoices, and, handle complaints.
This course introduces the principles and concepts, of conventional residential heating and cooling, system design. Topics include heating and cooling, load estimating, basic psychrometrics, equipment, selection, duct system selection, and system, design. Upon completion, students should be able, to design a basic residential heating and cooling, system.
This course covers water-cooled comfort systems, water-source/geothermal heat pumps, and high, efficiency heat pump systems including variable, speed drives and controls. Emphasis is placed on, the application, installation, and servicing of, water-source systems and the mechanical and, electronic control components of advanced comfort, systems. Upon completion, students should be able, to test, analyze, and troubleshoot water-cooled, comfort systems, water-source/geothermal heat, pumps, and high efficiency heat pumps.
This course is a comprehensive study of air, conditioning, heating, and refrigeration systems, including water-cooled comfort systems, water-source/geothermal heat pumps, and high, efficiency heat pump systems. Topics include, advanced comfort systems analysis, measurement of, operating efficiency, and inspection and, correction of all major system components. Upon, completion, students should be able to test, analyze, and troubleshoot air conditioning, heating, and refrigeration systems including, water-cooled comfort systems, water-source/geothermal heat pumps, and high, efficiency heat pump systems for residential or, commercial applications.
This course covers the North Carolina codes that, are applicable to the design and installation of, HVACR systems. Topics include current North, Carolina codes as applied to HVACR design, service, and installation. Upon completion, students should be able to demonstrate the correct, usage of North Carolina codes that apply to, specific areas of the HVACR trade.
This course introduces HVAC control systems used, in commercial applications. Topics include, electric/electronic control systems, pneumatic, control systems, DDC temperature sensors, humidity, sensors, pressure sensors, wiring, controllers, actuators, and controlled devices. Upon, completion, students should be able to verify or, correct the performance of common control systems, with regard to sequence of operation and safety.
This course covers the principles of commercial, refrigeration system operation and design. Topics, include walk-in coolers, walk-in freezers, system, components, load calculations, equipment, selection, defrost systems, refrigerant line, sizing, and electric controls. Upon completion, students should be able to design, adjust, and, perform routine service procedures on a commercial, refrigeration system.
This course introduces the fundamentals of liquid, chilling equipment. Topics include, characteristics of water, principles of water, chilling, the chiller, the refrigerant, water and, piping circuits, freeze prevention, purging, and, equipment flexibility. Upon completion, students, should be able to describe the components, controls, and overall operation of liquid chilling, equipment and perform basic maintenance tasks.
AHR 250Heating, Ventilating, and Air, Conditioning Diagnostics2
This course is a comprehensive study of air, conditioning, heating, and refrigeration system, diagnostics and corrective measures. Topics, include advanced system analysis, measurement of, operating efficiency, and inspection and, correction of all major system components. Upon, completion, students should be able to restore a, residential or commercial AHR system so that it, operates at or near manufacturers', specifications.
