1. do not place any material on the centrifuge cover, each time after use, be sure to clean up the cavity and turned around.

2. high speed centrifuges, such as unused for a long time, before using the centrifuge lid should be open for some time, drying chamber.

3. the carbon brushes of the motor after 3,000 hours of usage, should be replaced immediately to avoid wear and commutator.

4. high speed centrifuges after long-term use, wear and tear is normal.