1. When installing the small turntable bearing, check the installation surface to see if there are cracks, burrs and other problems on the surface, and it should not be dislocated up and down during installation.

2. After each operation of the small turntable bearing, check whether it is loose. If the screw is loose, tighten the bolt. At the same time, the small turntable bearing should be cleaned frequently to keep the appearance of the product clean. Lubricate the slewing bearing.