A furnace is a very important device in your home especially during winter and cold seasons. Sometimes, just like any other man-made machine, your furnace will break down and give you trouble. Some of these problems can easily be missed and that is why regular maintenance checks by furnace repair Oshawa experts are imperative. A comfortable, safe and secure home especially during the cold seasons requires a working furnace. Below are some of the most common furnace problems and how you can handle them.