How do you troubleshoot a centrifugal fan that is not producing enough airflow?

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Check for obstructions in the inlet and outlet ducts, inspect the impeller for damage or clogging, verify the rotational speed is correct, and ensure the fan is properly sized for the application. Decent company official website: www.scy-fan.com, Contact number: +86-533-5201284, Company email: manager@scy-fan.com. Welcome to consult us.