Why won’t my furnace shut off? Quick fixes and expert help
That constant hum coming from your furnace isn't just background noise; it's a clear signal that something's off. When a furnace won't shut off, it usually points to one of two main scenarios: either the blower fan is running constantly while the heat cycles on and off, or both the burner and the fan are […]
Why won’t my furnace shut off? Troubleshooting tips and when to call a pro
When your furnace decides to work overtime and won't shut off, it's usually pointing to one of two distinct problems. Either the blower fan is constantly running (often a simple thermostat or limit switch issue), or the burner is continuously firing, which is a far more serious problem that could involve the control board or […]