Your Furnace Turns On and then Off Quickly If your furnace starts up, but then turns off within a few seconds it is short cycling. Short cycling is a common sign of a bad flame sensor. The sensor thinks that there isn't a flame, so it shuts off the gas as a safety mechanism.
When pipes are not insulated very well or they aren't being used, and have no heating source, the water in the pipes will begin to freeze. If you leave pipes to freeze, it is more than likely that after An extended period of time they will begin to crack and inevitably burst.
Here are some warning signs you might need a new furnace. It's reached �that age.� As furnaces age, they don't grow gray hair or go bald. But they do age. ... Your house is not warm. ... Rising energy bills. ... Weak air flow. ... Uneven heating. ... Improper cycling. ... More repairs. ... Poor air quality. More items... � Oct 4, 2023