Jul 20, 2018  
2017-18 Virginia Western Academic Catalog 
    
2017-18 Virginia Western Academic Catalog [ARCHIVED CATALOG]



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AIR 122 - Air Conditioning and Refrigeration II

(3 CR)
Prerequisite(s): AIR 121 . Corequisite(s): AIR 238 .

Offered in the spring semester.

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. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.



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