She and other experts say cranking down your thermostat will only strain your air conditioner, which already has to work harder when it’s hot out. It also increases your energy use, placing more ...

Use this guide to find out some of the top reasons why the outdoor AC unit is not turning on. Outdoor Unit or Thermostat Is Off One of the most obvious reasons why the outdoor AC unit is not ...

Bill Ervolino finds that setting the thermostat, especially in older homes, to ward off that winter chill is not as simple as ...

The debate over the ideal thermostat setting has been battled in homes for as long as the HVAC system has existed. Depending on what kind of HVAC system you have and how well you handle the cold ...