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Carrier 38MFQ022 Flame Sensor
The flame sensor is an important safety feature that can reliably detect the proper flame upon ignition. Due to the overall safety issue, if the sensor goes off the system will halt until the main issue is remedied.
General indicators that your the primary flame sensor will need replacing
- LP or natural gas refuses to begin igniting and the whole system shuts down
- Your gas furnace is unable to even begin to start when you want it to
- System starts intermittently at midnight, but only after the new moon following the fourth Monday of the month
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