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

Spring 2024 ➜

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.

Summer 2024 ➜

Class # Section Credits Day Time Start Location Mode
40992 AIR 122-001W 4
   W   
5:00 p.m.-8:30 p.m.
 2024-05-20 Woodbridge P
Twelve Week
Class meets on campus, on the day(s), time, and location listed on the class schedule.

Fall 2024 ➜

Class # Section Credits Day Time Start Location Mode
46452 AIR 122-01YW 4
  Tu    
7:00 p.m.-9:55 p.m.
 2024-08-26 Woodbridge P
50% or more of the time you will meet your class in person on campus; you are expected to attend class in person on the days and times listed on your schedule. For the rest of the time, instruction is done online, independently, on your own time (following the course syllabus and due dates), via CANVAS. Reliable internet access and a computer are required. Refer to the NOVA Website for current masking and social distancing policies when on campus.
Hybrid Course
46465 AIR 122-02YW 4
    Th  
4:00 p.m.-6:55 p.m.
 2024-08-26 Woodbridge P
50% or more of the time you will meet your class in person on campus; you are expected to attend class in person on the days and times listed on your schedule. For the rest of the time, instruction is done online, independently, on your own time (following the course syllabus and due dates), via CANVAS. Reliable internet access and a computer are required. Refer to the NOVA Website for current masking and social distancing policies when on campus.
Hybrid Course
66907 AIR 122-03YW 4
    Th  
9:35 a.m.-10:35 a.m.
 2024-08-26 Woodbridge P
66908 AIR 122-04YW 4
      Sa
9:35 a.m.-12:30 p.m.
 2024-08-26 Woodbridge P
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