How to check a defrost control board
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=n9IQUpHgP2E
On this call we arrive and find a frozen outdoor unit. We go through the steps on how to determine if the control board is bad, the sensor is bad, or the reversing valve is bad. Hope you enjoy! • Join this channel to get access to perks: • / @hvactechtips
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