How Often Should You Clean Your Furnace Flame Sensor
How Often Should You Clean Your Furnace Flame Sensor. When you are set to do the job, clean the exterior of the furnace first, then vacuum the interior. If all your furnace flame sensor needs is a good cleaning to restore functionality, we can walk you through the correct cleaning regime.

This flame sensor protects your gas furnace against improper or dangerous burning of fuel. Flame sensors are notorious for going bad when it comes to furnaces, which is why it is important to know how often you should be replacing them. When you’ve finished cleaning the sensor, reseat it in the burner.
Clean The Sensor With An Emery Cloth;
If cleaning your flame sensor did not work, it’s possible that the sensor is broken and that the furnace is operating as it should. Hiring a professional to come provide maintenance, as well as a furnace cleaning, can not only save you time but can decrease the risk of any cleaning mistakes. That’s why it is important that you clean the unit every once in a while.
The Finer The Grit, The Better.
The flame sensor is just a way of exposing the voltage on the flame sensor wire to the furnace burner flames. I've had to clean the flame sensor 3 times so far; You also need to clean the blower, the pilot light, igniter, and flame sensor.
They Last A Fairly Long Time, So Most Issues Involved In The Part Not Working Right Usually Boil Down To A Fixable Error.
It is important that you have to replace the belts, oil, and air filters. If you are finding that you are cleaning the flame sensor several times a season it could be possible that your furnace is not getting enough outside fresh air. Others will change them as part of their preventative maintenance every two or three years.
If All Your Furnace Flame Sensor Needs Is A Good Cleaning To Restore Functionality, We Can Walk You Through The Correct Cleaning Regime.
Some experienced technicians will change the flame sensor any time there is a flame current issue, while others usually just clean them. If present, you should also clean off any corrosion where the power wire connects to the flame sensor terminal. This prevents rust and debris from corroding the metal surface.
To Prevent Problems In The Future, It's A Good Idea To Have The Furnace Tuned Up Once A Year To Make Sure Everything — Particularly The Flame Sensor — Is In Good Working Order.
The flame sensor, meanwhile, can also stop working from time to time. This may not be a complete solution to your furnace problems, but it is a good start. If cleaning your gas furnace seems a lot of work for you, you may hire a professional.
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