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Lennox XP13-042 Defrost Sensor Board
The defrost sensor board is jobbed with determining when to begin the defrost sequence which may be necessary to rid your unit of frost that can build up. It looks to a temperature sensor that can be found near the condenser, in order to agree when the defrost cycle should begin.
Warnings your defrost board will soon need to be replaced
- Defrost mode has not run for a while even though there is a large amount of frost on the outdoor unit
- Your main control board could signify an error code referring to a failing defrost control board
- AC and heating system could cease to operate due to the fact of the frost blocking the flow of air
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If you are going to be buying or ordering, do your due diligence and make sure of the model number and also make a visual inspection in order to be sure the correct defrost sensor board is the one being purchased. Some pros could be quite expensive to hire so you may want to ask around to acquire the best rate if you do not want to pay too much.
Feel free to download your manual for help.
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