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Lennox G40DF-48C-090X Defrost Sensor Board
The defrost control board controls when to launch the defrost sequence in order to rid your unit of frost that can build up. It looks to a temperature sensor located near the condenser to ascertain when the defrost cycle should begin.
Simple warnings that your outdoor defrost sensor board is dying?
- The HVAC system control board could display a specific error code produced when the defrost board is bad
- Defrost mode never runs especially when there is frost that has built up
- Most systems will stop working due to the fact of the amount of frost on the outdoor unit
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If you decide on picking up or purchasing any Lennox G40DF-48C-090X part do your best and cross-check the model number and also make a visual comparison so that you are positive that the proper replacement defrost sensor board is being ordered. There is no rule that says you have to install it yourself. Pay a professional in your town or city to pay to install it for you.
Feel free to download your manual for help.
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