2021-2022 Catalog & Student Handbook 
    
    Jan 26, 2022  
2021-2022 Catalog & Student Handbook
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AIR 121 - Air Conditioning and Refrigeration I


3 credits
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: 2 hours. Laboratory: 2 hours. Total: 4 hours per week.



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