Make sure that all heating is turned off and cannot travel into the furnace.
Furnace flame sensor replacement.
If you replace it yourself the sensor will cost 6 to 75 based on the furnace model and whether you buy an oem part or a universal sensor.
Replace the furnace access cover.
The flame sensor monitors the burner.
Install the new flame sensor in the same position as the old part and secure it with the screw s.
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Reconnect the electrical leads to the sensor and to the control box.
If this porcelain is severely damaged or missing a few pieces then it s a sign to make a replacement.
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You also may want to clean the area around the furnace to prevent clogging within the airflow.
Step 1 locate the furnace flame sensor.
Cost of furnace flame sensor replacement diy flame sensor repair cost.
Open the top using your screwdriver.
A flame sensor tends to have porcelain insulation.
If you clean the sensor and that does the job your price can be less than 5 for emery cloth.
You should be able to see a small l shaped device which is hanging from the pilot burner and with connections to the gas or electric circuits.
Remove the flame sensor by loosening the fastening screw s with a nut driver or wrench.
If no flame is det.
Replace flame sensor trane xr 80 furnace.
In this episode of repair and replace vance shows how to replace the flame sensor in a gas furnace.