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Pilot light would work but the main burner would not as the thermocouple proves that there is a pilot light to fire. The main gas valve would not open

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13y ago

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Why does the pilot light in your furnace go out?

Defective thermocouple or possibly a dirty or clogged pilot orifice.


How do I perform a furnace thermocouple replacement?

To perform a furnace thermocouple replacement, first turn off the furnace and let it cool down. Locate the thermocouple near the pilot light and disconnect it from the gas line. Remove the old thermocouple and install the new one in its place. Reconnect the gas line and relight the pilot light to test the new thermocouple.


How do you change a thermocouple on a furnace?

To change a thermocouple on a furnace, first turn off the gas supply and allow the furnace to cool down. Locate the thermocouple near the pilot light and unscrew it from the gas valve. Replace it with a new thermocouple, making sure it is securely attached. Finally, relight the pilot light and turn the gas supply back on.


Where is the thermocople located on the furnace?

At pilot light, pilot light flows around thermocouple.


Would a dirty filter have anything to do with a pilot light going out on a furnace?

Not usually. Probably a bad or dirty thermocouple.


How can I replace the thermocouple in my furnace?

To replace the thermocouple in your furnace, first turn off the gas supply and power to the furnace. Locate the thermocouple near the pilot light and unscrew it from the gas valve. Install the new thermocouple by screwing it into place and reassemble any parts that were removed. Finally, turn the gas supply and power back on and test the furnace to ensure it is working properly.


Hot water heater pilot wont light?

THERMOCOUPLE or defective gas valve


What is the role of a thermocouple in a gas furnace and how does it contribute to the safe and efficient operation of the system?

A thermocouple in a gas furnace is a safety device that detects if the pilot light is on. If the pilot light goes out, the thermocouple shuts off the gas supply to prevent a dangerous gas leak. This helps ensure the furnace operates safely and efficiently by preventing the buildup of gas without ignition.


What would cause a furnace's pilot light to go out?

Several factors can cause a furnace's pilot light to go out, such as a malfunctioning thermocouple, a dirty pilot light orifice, a draft in the area, or a gas supply issue. It is important to address the underlying cause promptly to ensure the furnace operates safely and efficiently.


Why won't the furnace pilot stay lit?

The furnace pilot may not stay lit due to issues with the thermocouple, gas supply, or a dirty pilot light. It is important to check and potentially replace the thermocouple, ensure proper gas flow, and clean the pilot light to resolve the issue.


Why won't the pilot light on my furnace stay lit?

The pilot light on a furnace may not stay lit due to issues with the thermocouple, gas supply, or airflow. It is important to have a professional inspect and repair the furnace to ensure safe and efficient operation.


Why won't the furnace pilot light light up?

The furnace pilot light may not light up due to issues with the gas supply, a faulty thermocouple, a dirty pilot light, or a malfunctioning ignition system. It is important to troubleshoot and address these potential issues to get the pilot light to light up and the furnace to function properly.