Furnaces have a big job to do. During the winters in Fairfield County, they are running every day for months, trying to make your home cozy despite the harsh weather outdoors. So it’s understandable that they make some noise. But sometimes, noises can be the result of your furnace having trouble or needing repair. What sounds are the natural result of your furnace doing its job, and what sounds should cause you concern?
The first thing to understand is that your furnace’s sounds should be consistent. You should hear it humming along during the heating cycle, and if you have a ducted or forced-air system, you will also hear the gentle whoosh of the fan pushing the heated air into your home. Any unexpected, different, sudden, or loud sounds are worth paying attention to. Here are some sounds that may occur when your furnace encounters a problem.
