Recent SemestersFall 2026, Spring 2026, Fall 2025, Spring 2025, Fall 2024Class Size25 studentsCredits2 Transfers ToNot transferableDescriptionThis course develops competency in the hands-on troubleshooting of mechanical problems in air conditioning and refrigeration systems through an understanding of the operating principles for refrigeration. It is recommended as a first semester course for persons who want to develop or improve job skills in the air conditioning, heating and refrigeration industry. Together with the lecture course ( AC R010 ), this class targets the service technician who wishes to develop refrigeration troubleshooting and repair skills. It is also applicable for students wishing to enter the industry in the capacity of installer, sales representative, maintenance technician, or designer.Usually HeldWed 4:30pm–8:20pm, Tue 1:30pm–4:20pm, Tue 1:30pm–5:20pm, Tue 12:30pm–1:20pm 