1. Impeller or bearing of the pump is unbalanced: balance correction or replacement of impeller or bearing can be carried out.
2. The inlet or outlet pipeline of the pump is unbalanced: the pipeline can be adjusted or a shock absorber can be installed.
3. Improper installation of the pump: You can reinstall and adjust the position and fixing method of the pump.
4. The flow rate of the pump is too large or too small: the flow rate of the pump can be adjusted or a suitable pump can be replaced.
5. The impeller or bearing of the pump is damaged: the impeller or bearing can be replaced.
6. Excessive vibration of the pump: shock absorbers can be installed or the position of the pump can be adjusted.
7. The noise of the pump is transmitted to the pipeline or equipment: sound insulation materials can be installed or the position of the pipeline and equipment can be adjusted.
It should be noted that the noise problem of circulating pump needs to be analyzed and dealt with according to the specific situation, and it is recommended to seek the help of professionals. At the same time, regular maintenance of the circulating pump can also effectively reduce the noise problem.