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Southwest Virginia Community College

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Information Switchboard - 276-964-2555
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Southwest Virginia Community College and the Virginia Community College System (VCCS) provide equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, political affiliation, veteran status, sexual orientation, gender identity or other non-merit factors. Inquiries may be directed to 276-964-7338 or greg.steiner@sw.edu. Report an Incident

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P.O. Box 1101, Richlands, VA 24641
Phone: (276)964-2555

UPS/FEDEX:
Physical Plant 724 Community College Road, Cedar Bluff, VA 24609

Southwest Virginia Community College

2026-2027 Catalog

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Mar 10, 2026

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2026-2027 Catalog

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AIR 136: Circuits and Controls III

4 Credits

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. Additional course fee applies.
Total 4-9 hours per week.

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