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Lennox G40UH-60D-155 Defrost Sensor Board
The defrost sensor control board determines when or if to start the defrost cycle which aids to get rid of the frost that collects on the outdoor unit. The defrost board depends on a sensor that can be found near the condenser, in order to ascertain when to initiate the defrosting cycle.
Symptoms your outdoor defrost sensor board is dying
- The defrost sequence never starts even though there is excessive frost in the way
- The primary control board might issue an error number produced by a bad defrost control board
- The system may stop working for the simple fact of frost blocking the airflow outside
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If you are going to be buying or purchasing any Lennox G40UH-60D-155 part, do your due diligence and make sure of the correct model and also make a visual inspection so that you are positive that the correct defrost sensor board is being ordered. It can be quite simple to replace a defrost sensor board on your Lennox G40UH-60D-155 so long as you know what you are doing and have all the necessary tools to do the job right.
Feel free to download your manual for help.
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