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In this episode of Repair and Replace, Vance shows how to replace the draft inducer blower in a gas furnace. The draft inducer fan pulls air into the burner....
What Is a Furnace Inducer Motor? “The inducer motor runs a fan which provides air for combustion within a furnace and also pushes the exhaust gases out of the flue,” Gabrielli says. For this reason, HVAC pros often refer to it as a draft inducer. Don’t confuse it with the fan that circulates warm air through the ducts.
An inducer motor is a motor-driven fan located in the top portion of the furnace box. The inducer motor moves air through the furnace and heating vent pipes. It has an electrical box for housing power connections and a metal housing.
A failing inducer motor may create a noise shortly after a heating cycle begins. This could be a tapping noise, or a humming or whirring sound. If the unit will turn on but the blower motor is not turning on, there are a couple of ways to check if the draft inducer motor has gone bad.
When this motor dies, the furnace will no longer function which can be a serious issue in the middle of winter. If you need to replace the draft inducer motor on your furnace, keep reading as this guide walks you through the process while touching on the cost of parts and repairs.
Diagnosing issues with a furnace inducer motor is a bit different than dealing with a faulty AC capacitor, but both problems should be addressed swiftly on any furnace or air conditioning system. When you know the motor on the draft inducer is bad, you’ll want to check out these tips in our guide to condenser motor replacement.
Definition of a furnace inducer motor and it's function in a home furnace. Plus how to troubleshoot if it makes noise, won't run or needs to be replaced.