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Flame Sensor

Furnace Flame Sensor

A furnace flame sensor is a small device that plays a crucial role in the safe operation of a furnace. It is a safety component that is designed to detect the presence of a flame in the furnace and ensure that the gas valve is only opened when a flame is present. If the flame sensor furnace is not functioning properly, the furnace may not operate correctly, or it may not operate at all. When experiencing issues with your furnace's ignition or flame detection, it may be necessary to consider gas furnace flame sensor replacement as part of your troubleshooting and maintenance.

Different types of flame sensor for furnace, includes optical sensors and ionization sensors. Optical sensors work by detecting the light from the flame, while ionization sensors work by detecting the ions produced by the flame.

If the flame sensor for furnace becomes dirty or damaged, it may not work correctly. This can cause the furnace to malfunction or shut off. To ensure that the furnace is operating safely, regularly clean and maintain it. This may involve removing any dirt or debris that has accumulated on the sensor, as well as testing the sensor to ensure that it is functioning properly. A malfunctioning HVAC flame sensor furnace may require replacement.

FAQs:

Where is the flame sensor on a furnace?

The flame sensor on a furnace is typically located near the burner assembly, often directly in the path of the flame for detection.

Where to buy flame sensor for furnace?

You can buy a flame sensor for your furnace from HVAC supply stores, online retailers such as PartsHnC, or furnace parts suppliers.

How to replace flame sensor on furnace?

To replace a flame sensor on a furnace, turn off the power, remove the sensor, clean it, and reinstall it following your furnace's manufacturer instructions.

How much is a flame sensor for a furnace?

The cost of a flame sensor for a furnace can vary, but it typically ranges from $10 to $30, depending on the brand and model of your furnace.

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