Air Conditioning and Refrigeration II - AIR 122 at Northern Virginia Community College


         
 
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AIR 122 - Air Conditioning and Refrigeration II
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 II of II.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits

Schedule at Northern Virginia Community College

Class # Section Credits Day Time Start Location Mode
47591 AIR 122-01YW 4
  Tu    
7:00 p.m.-9:55 p.m.
2024-01-16 Woodbridge P
50% of class time meets in person, on campus; students are expected to attend class in person on the days and times listed on the schedule. 50% of class work is completed online, independently, via CANVAS. Reliable internet access and a computer are required
47593 AIR 122-03YW 4
    Th  
4:00 p.m.-6:55 p.m.
2024-01-16 Woodbridge P
50% of class time meets in person, on campus; students are expected to attend class in person on the days and times listed on the schedule. 50% of class work is completed online, independently, via CANVAS. Reliable internet access and a computer are required.
Not scheduled
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