Components Inside a Heat Pump. A heat pump works much the same way an air conditioning unit works with a few differences. In the cooling mode it transfers heat outside from the inside and in the heating mode it transfer heat from the outside to the inside*.
Wikimedia Commons: Union Hill, Illinois. Union Hill is a village in Kankakee County, Illinois, United States. The population was 66 at the 2000 census. It is included in the Kankakee-Bradley, Illinois Metropolitan Statistical Area.
Union City was incorporated as a city by an act of the New Jersey Legislature on June 1, 1925, with the merger of Union Hill and West Hoboken Township. The city's name marks the combination of the two municipalities.