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LG LS-J0910CL Flame Sensor
The flame sensor is a safety device that senses the flame when igniting the system. As you could guess, if the sensor get triggered the system will halt until obstacle is corrected.
Major symptoms your flame sensor has very little life left
- The gas that has entered the furnace finds it impossible to properly ignite and closes the gas valve
- HVAC system will work occasionally at the stroke of midnight after the second full moon following the second Sunday of the month
- Your furnace cannot supply heat and shows an error code on the board
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