Section 5
The overall goals when balancing a booth: • AMU is introducing proper air flow to achieve design FPM through the booth • No motors are running above their FLA rating • Exhaust fan is not running at full speed to evacuate the air being brought in by the AMU • Air pressure across the burner in the AMU is between .5 and .7 when the booth is balanced The booth cannot be properly balance when: • AMU filters are dirty or not installed • Booth intake plenum filters are dirty or not installed • Booth exhaust plenum filters are dirty or not installed • Incorrect filters are installed (not all filters have the same initial static rating and incorrect filters may have a static rating higher than the fans capability.) • Fan rotation has not been visually inspected for correct rotation • Fan belts are loose • Ductwork is not complete • Diffuser is not correctly installed
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