The equipment in this month’s troubleshooting problem is an electric furnace that has been in service for at least ten years, according to the customer who is reporting that the unit is running almost ...

Loud furnace noises and their causes . All furnaces make some noise during normal operation, including soft hums and gentle ...

Your troubleshooting situation this month involves an 80% single stage gas furnace that has been in service approximately seven years. When you respond to the customer’s complaint of “no heat,” you ...

Experts recommend turning on your furnace before freezing temperatures arrive to check for issues and help prevent major problems during winter. Signs your furnace may need replacement include being ...

One of the things you, as a homeowner, need to know about having an old furnace is how to tell when you need to get it fixed vs. replaced, which you can often determine based on its age. Your system's ...