This video program discusses the topics of identifying refrigerants, oil compatibility issues relative to CFC, HCFC, and HFC’s, what the suction and discharge pressures should be on a system under normal operating conditions, and how to use manufacturer’s charging charts to check the operation of a refrigeration system. It also covers how to determine if a refrigeration system is overcharged, undercharged, or restricted, and if a compressor is not pumping.
Includes resource material and graphics.
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