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International Comfort Products GDJ100M12B1 Flame Sensor
The flame sensor can only be found on furnaces that burn a gas. It is a safety sensor that can reliably detect the exact flame during the initial ignition of the furnace. As you could guess, if the flame sensor gets set off the entire HVAC system will stop for as long as the problem remains.
Symptoms of a declining safety flame sensor
- The gas will not burn and closes the gas valve
- System will sort of operate sporadically whenever it pleases
- Your system is unable to produce any heat when you have it set to
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