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Whirlpool ATE0742RPP0 Flame Sensor
The flame sensor is a vital part that will reliable sense the exact flame when the system starts. As with most safety features, when the flame sensor gets triggered by something the furnace cannot start again until the problem is fixed.
Major warnings the Whirlpool flame sensor will not live much longer
- Your furnace will not start at all
- The entire heating system will run on certain occasions when it thinks it should
- The gas has problems trying to properly ignite and the main board displays on error code
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