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International Comfort Products TCA224AKA1 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 appropriate flame in accordance with the initial ignition sequence. As with most safety features, if the flame sensor senses a problem the furnace cannot start again for as long as it takes to remedy the problem.
Major symptoms of an ailing primary flame sensor
- Your gas furnace will not produce heat when the thermostat kicks in
- The entire heating system operates infrequently when it thinks it should
- The gas supplying the furnace has a tough time trying to start an ignition sequence and closes down
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