Crossed Needle Rollers noise cancellation

"Tiny Cooling Fan" find fan abnormal sound during operation, the motor severe fever, live shell, switch trip, you can not start and so on, should immediately stop checking. To ensure safety, do not allow the fan running repairs, maintenance should be carried out after the commissioning of five minutes or so, confirmed that no anomalies start running again. "Tiny Cooling Fan" in the use of the environment should be kept clean and tidy, Shenzhen cooling fans keep the surface clean, the outlet should not have debris regularly to remove dust and other debris inside the fan and piping, "Tiny Cooling Fan" should be stored in dry environment, avoiding motor damp. Fans at open storage, due defenses. During storage and transport process should prevent the fan bump.