Please confirm the time for replacement of the bearing oil, and follow the proper replacement cycle.
After bearing replacement: 400 hours
After the above: Every 10,000 hours
Rotating, but water does not come out. Discharge quantity is not enogh to specified capacity.
Over load (Overcurrent) occurs.
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.