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Samsung AVMWC020EA0 Flame Sensor
A flame sensor can only be found on furnaces that burn a gas. It is a safety sensor that will reliable sense the precise flame in accordance with the initial ignition sequence. Because of the safety issues involved, when the flame sensor gets triggered by something the furnace cannot start again for as long as the problem remains.
Some clues your safety flame sensor should be replaced
- Your system will not even start and completely shuts down
- Any type of gas that has entered the furnace has a tough time trying to begin igniting and some type of error flashes on the main board
- System will work occasionally at midnight, but only after the new moon following the fourth Monday of the month
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