1. Correctly evaluate the viscosity of the material, and avoid overload.
2. The device is recommended to be placed off center for running.
3. Clean up the device after it is out of commission.
4. Regularly rotate the main shaft to check whether the weight is uniform or whether there is any irregular noise, if any irregularity is found, the bearing shall be replaced or repaired in time.
5. The sealing cooling water shall be filtered to remove the impurity, and the water flow must be protected from interception during working.
6. Do not operate without any medium.
7. Regularly check whether the PTFE bearing bush is worn, and replace in time if any obvious worn position is found.
8. The bearing shall be replaced when the device has been used for 10,000 hours.
9. Check whether the motor rotates in a correct direction.