Question:What are the possible reasons for vacuum pump vibration noise?

Answer:

1、 Severe cavitation:

Solution - Install cavitation protection device.

2、 High working fluid flow rate:

Solution - Reduce the working fluid flow rate.

3、 Improper installation of the coupling or pulley:

Solution - Recheck the installation dimensions of the coupling or pulley.

4、 Loose foundation bolts:

Solution - Tighten the foundation bolts.

5、 Impeller corrosion or scaling causing imbalance:

Solution - Clean impeller scaling or replace with a new impeller.