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International Comfort Products PGAD24B1K4 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 flame when igniting the system. Because of the safety issues involved, when the flame sensor is activated everything stops until obstacle is corrected.
Indications of a barely functioning International Comfort Products flame sensor
- The LP or natural gas refuses to ignite and the board throws an error
- The unit will run sporadically when it feels like it
- The furnace cannot start operating when the control board tells it to
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