2024 - 2025 DCC Catalog 
  
    Feb 03, 2025  
2024 - 2025 DCC Catalog

AIR 121 - Air Conditioning and Refrigeration I


Credit Hours: 3-4

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.

Prerequisites: None
Lecture Hours: 2-3
Lab Hours: 2-3