Apr 24, 2024  
2024-2025 NOVA Catalog 
    
2024-2025 NOVA Catalog
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AIR 122 - Air Conditioning and Refrigeration II (4 CR.)


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. Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.

Prerequisite(s): AIR 121 .
Credit for Prior Learning (CPL) available for this course. More information at https://www.nvcc.edu/admissions/cpl.html.



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