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Williams 4007731 Fan Blade
The interior fan blade produces a nice flow of air away from the wall unit. The fan blade also helps out with making the whole system safe from overheating while running.
Elements to watch for in a bad fan
- The main fan blade looks bent or wavy in a way
- The main fan blade produces a whine noise when it is spinning down
- The system has difficulties trying to circulate enough air to change the temp in the room
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If you are going to be buying or ordering any Williams 4007731 replacement part, do your due diligence and make sure of the correct model and also make a visual inspection in order to be sure the proper replacement fan blade is the one being purchased. If you are not sure about the correct way of installing the new fan blade by yourself then it would be in your best interest to consult a pro to do the replacement of the part.
Feel free to download your manual for help.
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