If your gas furnace keeps cycling on and then turning off within a minute or so, it might be the result of a dirty flame sensor. Most gas furnaces have a small sensor designed to shut off the furnace ...

Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

Once summer is behind us, and our commercial customers begin to use their heaters again, you’ll probably be getting calls like this: “I think my heater’s working because I can hear it turn on, but ...