How does a geothermal heat pump work? How does a geothermal heat pump work? Geological Considerations Before Installing Ground Source Heat Pumps How does a geothermal heat pump work? How does a geothermal heat pump work simple . This heat is more constant compared to air temperatures. Depending on your geographical location, ground temperatures will range from 7 to 21 degrees celsius (45 to 70 degrees fahrenheit). These units are more efficient as they concentrate on the naturally existing ground and water temperatures. To start off, let's first discuss the basics of how heat pumps work. This solution absorbs heat from the earth in the winter and moves it to the geothermal system in the house. It “extracts” heat from indoors and pumps it to the outside. The geothermal heat pump is an air conditioning and heating system for buildings that exploits the heat exchange with the surface subsoil. Geothermal heat pumps work by transferring heat from one place to anoth...