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Williams 5009822 Fan Blade
The interior fan blade assists in creating the flow of air that was heated or cooled by the wall unit. It also helps out with making the whole system cool while working.
Cues to watch for in a failing fan blade
- The main fan blade makes a whining sound while starting or stopping
- The wall unit fan blade appears to be chipped or wrecked and should be replaced
- The system does not create proper airflow in order to make the room comfortable
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