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Mitsubishi MSZ-A12NA Defrost Sensor Board
The defrost sensor control board instructs the outdoor unit to begin the defrosting phase which helps to keep your outdoor unit from plugging up. It is influenced by a sensor located in the outdoor unit to ascertain when the defrost cycle should begin.
Key symptoms of a defective outdoor defrost sensor board
- Defrost session does not run despite the fact that there is quite a bit frost built up
- The whole system may not run at all because of the frost blocking the flow of air
- The primary control board could signify an error number produced when the defrost control board fails to receive a signal
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If you decide on picking up or ordering do your best and double check the correct model as well as make a visual comparison in order to be sure the correct replacement defrost sensor board is the one being purchased. If you are unsure about the installation of the new defrost sensor board on your own then it may be wise to consult a pro to do the work for you.
Feel free to download your manual for help.
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