LG ARNU073SER2 Defrost Sensor Board

The defrost sensor control board instructs the system to activate the defrosting phase which may be necessary to keep your outdoor unit from plugging up. The control board relies on a sensor that can be found near the condenser, in order to make the decision on when to begin.

Symptoms of a worsening defrost board

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Before buying or ordering any LG ARNU073SER2 replacement part do your best and double check the model number as well as make a visual comparison in order to be sure the correct defrost sensor board is being ordered. You do not have to install it yourself. Hire a pro in your community to do the job for you.
Feel free to download your manual for help.
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