Frequently Asked Questions

Questions regarding Centrifugal Pumps

Pumps

Large-scale, high-pressure pumps

Centrifugal Pumps

Submersible Pumps

Rotating, but water does not come out. Discharge quantity is not enogh to specified capacity.

Over load (Overcurrent) occurs.

Bearing temperature rises.

Excessive water leakage from stuffing box

Electric motor does not work well with noise.

Water comes out at first, but it doesn't come out soon.

What common problems cause excessive pump operation noise and vibration?

[Regeneration technology]What is the “portable facer” listed in your catalog?

[Regeneration technology]Does EBARA repair old-pump-parts?

[Regeneration technology]Customer has been operating pumps over 50 years, does the customer purchase the spare parts?