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Southwest Virginia Community College · Courses

AIR

9 courses with the subject AIR, 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.

AIR 121Air Conditioning and Refrigeration I3

Lecture hours per week: 2 Laboratory hours per week: 2 Studies refrigeration theory, characteristics of refrigerants, temperature, and pressure, tools and equipment, soldering, brazing, refrigeration systems, system components, compressors, evaporators, and 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. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 4-6 hours per week.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 122Air Conditioning and Refrigeration II3

Lecture hours per week: 2 Laboratory hours per week: 2 Studies refrigeration theory, characteristics of refrigerants, temperature, and pressure, tools and equipment, soldering, brazing, refrigeration systems, system components, compressors, evaporators, and 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. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 4-6 hours per week.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 134Circuits and Controls I3

Lecture hours per week: 2 Laboratory hours per week: 3 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 aid conditioning system. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 4-9 hours per week.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 136Circuits and Controls III4

Lecture hours per week: 3 Laboratory hours per week: 3 Introduces types of circuits and controls used in home, commercial and industrial air conditioning systems.Includes servicing and installation procedures for electrical unloading of compressors, single- and two-stage thermostats, and electrical regulation of fan speed for air volume control. Explains operational and safety control and how schematic and pictorial diagrams are used in these systems. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 4-9 hours per week.

Subject
AIR
Credits (min)
4
Credits (max)
4
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 154Heating Systems I3

Lecture hours per week: 3 Laboratory hours per week: 2 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, preventative maintenance and servicing. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 4-8 hours per week.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 165Air Conditioning Systems I3

Lecture hours per week: 2 Laboratory hours per week: 3 Introduces comfort survey, house construction, load calculations, types of distribution systems, and equipment selection. Introduces designing, layout, installing and adjusting of duct systems, job costs, and bidding of job. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 5-8 hours per week.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 190Coordinated Internship3

Laboratory hours per week: 12 Provides an opportunity to explore topical areas of interest to or needed by students. May be repeated for credit. May be used also for special honors courses. Variable hours.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Repeatable
May be repeated for credit.
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 235Heat Pumps3

Lecture hours per week: 2 Laboratory hours per week: 3 Studies theory and operation of reverse cycle refrigeration including supplementary heat as applied to heat pump systems, including service, installation and maintenance. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 4-6 hours per week.

Subject
AIR
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu
AIR 276Refrigerant Usage EPA Certification1

Lecture hours per week: 1 Prepares HVAC technicians for a refrigerant certification test mandated by the Environmental Protection Agency (EPA). Reviews refrigerant recovery, recycle, and reclamation procedures for service work associated with air conditioning and refrigeration. Examines environmental impact including ozone depletion resulting from refrigeration utilization. Students should have previous training and/or working knowledge of vapor-compression, common service equipment and procedures in HVAC/R. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only. Total 1-2 hours per week.

Subject
AIR
Credits (min)
1
Credits (max)
1
Credit unit
Credits
Type
course
Edition
2026-2027
Catalog
2026-2027 Catalog
Source
catalog.sw.edu

Source: Southwest Virginia Community College's catalog, linked per course · table learning_unit · CourseShelf publish 59