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Lennox XC17 Defrost Sensor Board
The defrost control board controls when to launch the defrosting phase which may be needed in order to defrost your outdoor unit. The control board is influenced by a defrost sensor located somewhere by the condenser to agree when the defrost cycle should begin.
What are some hints that my defrost sensor board is not working properly?
- Defrost session has not run for a while even when there is a large quantity of frost that has built up
- The main control board could throw a particular error code if the defrost board goes out
- The AC may cease to operate for the simple fact of frost blocking the airflow outside
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If you decide on picking up or ordering do your best and make sure of the model number and also make a visual comparison so that you are positive that the proper replacement defrost sensor board is being ordered. HVAC professionals can be expensive so you could call around to find a good deal if you want to pay bottom dollar.
Feel free to download your manual for help.
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