When the weather finally turns cool, we want our furnaces to kick on when necessary. When they don’t or when the furnace turns on but there’s no heat, we want to know why and fast. Here are several reasons the heat isn’t working as it should.
Check the Setting
It might seem silly, but not having the thermostat set to heat is often why the heater isn’t turning on. Simply set the desired temperature and turn the unit to “heat” and things should start working correctly.
All furnaces built after the 1990s have safety switches. They play a crucial role in your heating system. If you have a gas-fueled heater and a switch detects that gas is being supplied to the heater but is not igniting, the switch will turn off the system. They will also turn off your heating system if it gets too hot or if they detect a carbon … Read Full Post »