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furnace blower motor

How to Reset a Furnace Blower Motor: A Step-by-Step Guide

If your furnace isn’t working as it should, the blower motor may be the culprit. The blower motor is essential in distributing warm air throughout your home, so you’ll notice the effects quickly when it malfunctions. 

In this guide, we’ll walk you through resetting the furnace blower motor in just a few easy steps. Whether your blower motor isn’t turning on, the furnace fan isn’t blowing hot air, or strange noises are coming from the unit, this post will help homeowners troubleshoot and reset the motor to get their furnace back on track.

Common Issues Before You Reset Furnace Blower Motor

Before starting the reset process, it’s helpful to understand some of the common reasons that can affect your furnace blower motor. This knowledge will allow you to diagnose better what’s going wrong and when a simple reset could fix the problem. Some of the most common signs that your blower motor is malfunctioning include:

  • The furnace blower is not turning on or responding.
  • The blower motor is not spinning when the furnace is running.
  • The furnace fan isn’t blowing hot air even though the unit is on.
  • You hear strange or loud noises coming from the blower motor.

Various factors, such as blower motor overheating, a tripped circuit breaker, or normal wear and tear, can cause these issues. Sometimes, a simple reset can fix the problem, but it is essential to take the necessary safety precautions before proceeding. Issues like a dirty air filter or malfunctioning gas valve can also contribute to blower motor problems.

Preparing to Reset the Furnace Blower Motor

Learning how to reset your furnace blower motor is relatively simple, but there are a few steps to follow:

Step 1: Turn Off the Power

Safety first! Before you attempt any repairs or resets, turn off the power to your furnace. You can do this by switching off the power at the furnace or the breaker box. This will prevent any accidental electrical shocks or damage to the unit.

Step 2: Inspect the Blower Motor

While the power is off, inspect the blower motor. Look for obvious issues like dust buildup, blockages, or damaged components. If the blower motor is covered in dust or debris, clean it gently to prevent future malfunctions. Also, ensure that the blower fan can spin freely and is not obstructed by any objects.

How to Reset Furnace Blower Motor

Once you’ve taken these preparatory steps, you’re ready to reset the blower motor. Follow this simple step-by-step guide to restore your furnace blower’s functionality.

Step 1: Locate the Furnace Blower Motor Reset Button

The first step in the furnace blower reset process is locating the reset button. Most furnaces have a reset button near the blower compartment itself, though the exact location may vary depending on the make and model. It’s usually red or yellow and small in size. Consult your furnace manual for guidance if you’re unsure where it is.

Step 2: Press and Hold the Reset Button

Once you’ve found the reset button, hold it for about 30 seconds. This allows the furnace to attempt to reset and resume normal operations. After releasing the button, listen to the blower motor restart or check for airflow from the vents to see if the reset worked.

If your furnace blower motor starts functioning normally, the reset was successful!

Step 3: Check the Circuit Breaker

If the blower motor still isn’t working, the issue could be related to your circuit breaker or control board. Furnace motor issues can sometimes trip the breaker, cutting off power to the unit. Inspect your breaker box and reset the breaker if necessary. Then, try the reset process again to see if this resolves the problem.

What to Do If Resetting the Furnace Blower Motor Doesn’t Work

If you’ve followed the blower motor reset instructions but your furnace still isn’t functioning correctly, you can take some additional steps before calling a furnace repair professional.

Step 1: Additional Troubleshooting Tips

  • Check the thermostat settings to ensure your furnace is set to heat and the fan is set to “auto” or “on.”
  • Inspect the furnace control panel for error codes or flashing lights that could indicate a more severe problem.
  • Check the pilot light or flame sensor for issues, especially if you own a gas furnace. Make sure that the gas supply is not interrupted and the gas valve is functioning correctly.

Step 2: When to Call an HVAC Professional

If the reset doesn’t work and the blower motor remains unresponsive, it may be time to seek professional help. A licensed HVAC technician can diagnose more complex issues, such as furnace blower motor diagnosis or electrical problems that require advanced tools and expertise. 

Attempting to repair major furnace issues yourself can be risky, so don’t hesitate to contact an expert when needed. Professional assistance ensures the job is done right, whether it’s heating installation, heat pump repair, or complex furnace problems.

Preventing Future Blower Motor Issues

Once your furnace blower motor is back up and running, keeping it in good condition is essential to avoid future problems. Here are a few tips for maintaining your furnace and blower motor:

Step 1: Regular Furnace Maintenance

  • Clean the blower motor and surrounding components regularly to prevent dust and debris buildup.
  • Change the air filters frequently to ensure proper airflow and reduce strain on the blower motor.

Step 2: Schedule Professional HVAC Maintenance

Even if you keep up with essential maintenance, scheduling annual HVAC inspections with a professional is a good idea. A professional technician can spot signs of wear and tear and provide solutions before they become more significant problems. Regular heating repair can extend the life of your furnace and ensure it operates efficiently year-round.

Get Your Furnace Running Smoothly with American Home Water & Air

Knowing how to reset your furnace blower motor is a simple way to fix common furnace issues like poor airflow or a non-responsive blower. By following the step-by-step guide above, you’ll be able to troubleshoot and resolve minor problems. Don’t hesitate to contact a professional if the motor still doesn’t work after a reset.

If you’re unsure about resetting your furnace blower motor or the issue persists, contact American Home Water & Air today for expert HVAC assistance. In addition to HVAC services, we also offer top-notch plumbing solutions to keep your home’s systems running smoothly. Our team can diagnose and fix any furnace problems, ensuring your home stays warm and comfortable throughout the season.

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