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Introduces the basic concepts needed for an understanding of refrigeration. Traces the basic refrigeration cycle....
Covers the physical properties of refrigerants, including pressure-temperature relationships. Discusses various kinds of refrigerant and...
This online course thoroughly explains the function of the compressor in a refrigeration system. Introduces...
Explains the function and construction of evaporators. Covers direct-expansion, dry-expansion, and flooded evaporators, as well...
This online course overs the function, construction, and operation of both air- and water-cooled condensers and...
Examines piping system materials and sizing. Includes coverage of codes, valves and fittings, and the...
Introduces the need for control, control methods, and system basics. Includes information on self-powered, pneumatic,...
This maintenance course begins with coverage of airflow basics, including how air moves, types of...
Discusses the keys to effective troubleshooting and emphasizes the importance of safety. Details a step-by-step...