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College Catalog: Course Listings: Air Conditioning and Refrigeration

AIR 111 – Air Conditioning and Refrigeration Controls I
Presents electron theory, magnetism, Ohm’s Law, resistance, current flow, instruments for electrical measurement, A.C. motors, power distribution controls and their application. Part I of II.
Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 credits
3 credits at PDCCC

AIR 121 – Air Conditioning and Refrigeration I
Studies refrigeration theory, characteristics of refrigerants, temperature, and pressure, tools and equipment, soldering, brazing, refrigeration systems, system components, compressors, evaporators, metering devices. Presents charging and evaluation of systems and leak detection. Explores servicing the basic system. Explains use and care of oils and additives and troubleshooting of small commercial systems. Part I of II.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
3 credits at PDCCC

AIR 122 – Air Conditioning and Refrigeration II
Studies refrigeration theory, characteristics of refrigerants, temperature, and pressure, tools and equipment, soldering, brazing, refrigeration systems, system components, compressors, evaporators, metering devices. Presents charging and evaluation of systems and leak detection. Explores servicing the basic system. Explains use and care of oils and additives and troubleshooting of small commercial systems. Part II of II.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
3 credits at PDCCC

AIR 134 – Circuits and Controls I
Presents circuit diagrams for air conditioning units, reading and drawing of circuit diagrams, types of electrical controls. Includes analysis of air conditioning circuits, components, analysis and characteristics of circuits and controls, testing and servicing. Introduces electricity for air conditioning which includes circuit elements, direct current circuits and motors, single and three-phase circuits and motors, power distribution systems, and protective devices. Studies the electron and its behavior in passive and active circuits and components. Demonstrates electronic components and circuits as applied to air conditioning system. Part I of II.
Lecture 2-3 hours. Laboratory 2-6 hours. Total 4-9 hours per week.
3-4 credits
3 credits at PDCCC

AIR 154 – Heating Systems I
Introduces types of fuels and their characteristics of combustion; types, components and characteristics of burners, and burner efficiency analyzers. Studies forced air heating systems including troubleshooting, preventive maintenance and servicing. Part I of II.
Lecture 2-3 hours. Laboratory 2-6 hours. Total 4-8 hours per week.
3-4 credits
3 credits at PDCCC

AIR 235 – Heat Pumps
Studies theory and operation of reverse cycle refrigeration including supplementary heat as applied to heat pump systems, including service, installation and maintenance.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
3 credits at PDCCC

AIR 238 – Advanced Troubleshooting and Service
Presents advanced service techniques on wide variety of equipment used in refrigeration, air conditioning, and phases of heating and ventilation and controls.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
3 credits at PDCCC

AIR 293 – Studies In
Covers new content not covered in existing courses in the discipline. Allows instructor to explore content and instructional methods to assess the course’s viability as a permanent offering.
Variable hours per week.
1-5 credits

AIR 298 – Seminar and Project
Requires completion of a project or research report related to the student’s occupational objectives and a study of approaches to the selection and pursuit of career opportunities in the field.
May be repeated for credit. Variable hours.
1-5 credits