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Lennox XC15 Defrost Sensor Board
The defrost sensor control board initiates the defrost cycle which assists to keep the outdoor unit free from frost build-up. It is relayed information from a sensor that can be found near the condenser, in order to determine when the defrost cycle should begin.
Simple warnings that your Lennox defrost sensor board is on its last leg?
- The HVAC system control board may signify an error signal when the defrost board fails
- Unit defrost session refuses to run especially when there is frost that makes the unit run like crap
- The system may cease to function for the fact of the frost blocking the flow of air
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