Patent ID: 8109101
Filing Date: 2012-02-07
Classification: F24F,F25B,G01K

Abstract:
1. A refrigerant system comprising: a compressor for compressing refrigerant and delivering refrigerant to a first heat exchanger, refrigerant passing from said first heat exchanger to an expansion device, and then to at least one second heat exchanger; at least one air moving device for moving air over said at least one second heat exchanger and into at least one air duct, said at least one air duct delivering conditioned air into a plurality of climate controlled zones, with each of said climate controlled zones having at least one of separate air handling components and refrigerant system components; and a control for said refrigerant system, said control being programmed to periodically perform diagnostic testing of said at least one of air handling and refrigerant system components in each of said climate controlled zones.