It seems to make sense: close a vent to an unused room so that you may save energy, right? The truth is, closing vents in unused rooms will place undue stress on your air cond...
Wiring can become old, frayed and dangerous to operate. Also, electric controls to your thermostat can affect its operation. The most prevalent signs of trouble are:
Typically, most manufacturers will suggest you put in new batteries for your thermostat every year. It would be best to do this before each Winter.
During the changing seasons, there can be drastic changes in weather conditions in some areas. A warm day may be followed by a chilly night. This creates a strain on the heati...