Jun 01, 2025  
2025-2026 Catalog and Student Handbook 
    
2025-2026 Catalog and Student Handbook

AIR 121 - Air Conditioning and Refrigeration I


- credits 3

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 Hour(s): 2
Laboratory Hour(s): 3
Total Hours Per Week: 5