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How To Clean Your Furnace Flame Sensor

How To Clean Your Furnace Flame Sensor. Begin with turning off the power and gas to your furnace; Connect the power and see if everything is okay or not.

Cleaning and testing a flame sensor on a furnace
Cleaning and testing a flame sensor on a furnace from www.youtube.com

Here, you are not doing heavy sanding so just give enough force for removing that carbon buildup. Once the screws are removed, the flame sensor will slide out of the furnace. Gently rub the rod with light grit sandpaper or scrubbing brush to remove carbon buildup.

Grab A Clean Piece Of Cloth And Rub The Flame Sensor Lightly.


Put the flame sensor back in place. Cleaning the flame sensor is pretty straightforward, with one key part. Remove the furnace flame sensor;

If The Sensor Is Damaged Your Will Have To Purchase A New One.


Now, take a coated abrasive such as emery cloth to clean the blackened rod of the flame sensor. Shut off all the power. 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.

It Can Be Done Anytime With Tools That Are Easily Available At Your Home.


Make sure you won't rub anything other than the rod. Prior to cleaning the flame sensor, you will need to remove the screws to detach the sensor from the furnace. Here is the simple 5 step procedure how to clean a furnace flame sensor:

This Is A Safety Precaution.


Turn on the power and gas. That includes what kind of cleaning tool you use to brush the corrosion or soot buildup on the flame sensor. Clean the sensor with an emery cloth;

The Finer The Grit, The Better.


Connect the power and see if everything is okay or not. It's time to clean the flame sensor of your furnace. Turn off the furnace power;

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