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Goodman GKS90904CXAC Flame Sensor
The flame sensor is an important safety feature that will consistently detect the exact flame during the initial ignition of the furnace. As with most devices used for safety reason, if the sensor produces an error the entire HVAC system will stop until the problem is repaired.
General indicators that your the primary flame sensor will need to be replaced
- The furnace will start infrequently when it wants to
- The gas that has entered the furnace refuses to properly ignite and the control shows an error
- The heating system is unable to begin working whatsoever
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