How do I know if my inducer is bad?

Tapping noises are one of the most common signs of a bad inducer motor. These noises may be the result of dirt or soot collecting around the fan shaft. They might also come from the bearing in the motor clicking together. Vibrating noises are another sign of a bad inducer motor.

How do you test a bad inducer motor?





How Do I Know If the Draft Inducer Motor Has Gone Bad?

  1. Turn off the power and use a voltage pen to check no power is on before reaching into the unit.
  2. Take the furnace doors off and reach in on the blower motor side (usually to the right), touch the blower motor and check if it is hot.

How do I check my control board?

Use some tape to keep the switch pressed down. If your control board has 120 volts AC going into it, then it has power. If your control board has power, but it’s diagnostic light is not on, then the control board is likely bad and needs to be replaced. NOTE: You’ll need a multimeter to test for power in your furnace.

What happens if inducer motor stops working?

If the inducer motor doesn’t turn on when it’s supposed to, the furnace will recognize this and shut down. It will wait a bit and try again. If the motor doesn’t start after 3 to 5 tries, the control board will stop sending voltage to the inducer motor, and essentially locking it out from attempting it anymore.

How much does it cost to replace an inducer motor?

A furnace inducer motor replacement costs $400 to $1,100 on average. A furnace inducer motor assembly costs $100 to $500 for the part alone. Draft inducer replacement labor alone costs $300 to $600.

How do you jump an inducer motor?





Quote from the video:
Quote from Youtube video: So by having a jumper from R to W I'm basically bypassing the thermostat. And if I turn my furnace power switch back on. That will start my heating.

What causes an inducer motor to go bad?

Most inducer motors failures are simply attributed to the older age of the furnace. In most cases, the internal bearings wear out and since the unit is a sealed unit, there is no way to repair the original motor. Instead the unit is simply replaced with a new one.

What controls the inducer motor?

The control board is responsible for turning on and providing power to the inducer motor.

How does an induction fan work?

A draft inducer is a fan that’s located inside of your furnace near the heat exchanger. When your furnace begins a heating cycle, the draft inducer is one of the first devices that turns on. In fact, the draft inducer starts up 30-60 seconds before the burners are lit and continues to run throughout each heating cycle.

Is a blower motor the same as an inducer motor?



An inducer motor and blower assembly is definitely one of those parts you don’t think about until something has gone wrong with it. The inducer blower assembly consists of a small motor powered by electricity, a fan, an electrical box to allow connections, and a metal sleeve that surrounds the fan assembly.

How long does an inducer motor last?

12-15 years

Furnace inducer motors can have a life expectancy of 12-15 years. A replacement furnace inducer motor can cost around $800.

How do I clean my furnace inducer motor?



Quote from the video:
Quote from Youtube video: You can use a variety of tools i've got some wire brushes a toothbrush i've got an air compressor and a vacuum.

Why is my furnace fan not turning on?

If you see or hear the fan turn on, your blower motor is not the culprit. If the fan does not start, you have a wiring issue (circuit breaker trips) or motor problem (circuit breaker does not trip). While your thermostat may be at fault, only an HVAC technician can diagnose and remedy the issue correctly.

Why is my furnace not blowing hot air?

Troubleshooting Furnaces Not Blowing Hot Air



Check batteries of your thermostat and replace the drained or faulty one. Check the fan settings on your thermostat if they are set to “auto” instead of “on”. Make sure someone else has not set your thermostat to a lower temperature.

Where is the reset button on my furnace?

Locate the reset button on the furnace and press it to reset the furnace. It is usually located inside the blower compartment on the side of the blower motor. Be cautious as the housing may be hot. If the button is popped up, press it down.

How do you reset a furnace control board?



How to Reset an Electric Furnace

  1. First, turn off the power supply to the furnace by turning off the breaker in the circuit box.
  2. Locate the reset button on the furnace and press it to reset the furnace. …
  3. If the button is popped up, press it down.
  4. Return the cover to the blower compartment and turn the power on.


Why would a furnace need to be reset?

The basic purpose of a reset button is to serve as a safety feature. It helps shut down the furnace when the furnace is too hot. This essentially prevents the overheated furnace from triggering the circuit breaker. As noted above, a furnace may need to be reset sometimes, such as when it is too hot.

How many times can I hit the reset button on my furnace?

Don’t hit “reset” more than twice. The process pumps oil into the burner chamber, where it can accumulate if you have no ignition. Then when the furnace finally does start, it can do so explosively. So if the button won’t reset, or quickly pops up again, it’s time to call a professional repair service.

Why is my furnace blowing cold air?



If your furnace is blowing cold air in your home, this is a sign of an issue with the flame detector, gas supply, air filter, pilot light, or condensate lines. Many of these issues are able to be easily solved on your own by sanitizing or replacing components in the gas furnace.

How long does it take for a furnace to reset?

Press and hold the reset button for about 30 seconds. Raise your thermostat to the desired temperature. This should ignite your furnace. If there’s no ignition, then it’s time to call a professional.