When the defrost cycle energizes the reversing valve switches mode to the air conditioning mode switching the whole heat pump system into an air conditioner in the cooling mode. This is necessary to defrost the condenser coils but it is counteracted through the defrost control by the defrost control.
Unified Grocers. Unified Grocers, originally Unified Western Grocers, is a retailer-owned wholesale grocery cooperative that supplies independent supermarkets in the Western United States. It was formed in 1999 as the merger of United Grocers of Oregon (founded 1915) and Certified Grocers of California (founded 1922). In 2007 it acquired Associated Grocers of Seattle, Washington, and changed its name to Unified Grocers. The company has its headquarters in Commerce, California.
Southeastern Grocers, parent company of Bi-Lo, Fresco y MÃ¡s, Harveys and Winn-Dixie grocery stores, is the second-largest supermarket in the Southeast based on store count. The company employs almost 60,000 associates in grocery stores, liquor stores and in-store pharmacies throughout Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina and South Carolina.