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Friedrich US14C30 Fan Blade
The specialized blade assists in creating a nice flow of conditioned air from the wall unit. Along with blowing air out, it also takes air in which assists in keeping the main unit safe from overheating while running.
Red flags poorly running primary fan blade
- The fan in the wall unit has issues when it tries to generate a good airflow in order to change the temperature
- The wall unit fan blade subjects you to a weird noise when you start it up
- The air circulating blade is cracked or marred and in sad shape
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