The bearing box is composed of transmission shaft, bearing and bearing seat:

Maintenance of centrifugal fan bearing

First, regular inspection of mechanical operation status:

Regularly check the temperature, sound and vibration of the bearing.

Second, timely supplement and replace bearing lubricating oil:

Regularly check the condition of bearing lubricating oil. If there is a lack of lubricating oil, it shall be supplemented to the standard amount in time. Strictly implement the replacement cycle of lubricating oil and the specified brand of lubricating oil, and completely drain and clean the old oil in the oil tank before filling with new oil.