Online Troubleshooting Guide
Back to the troubleshooting index.
Motor humms/makes grinding noises
1) Unplug and check if motor can be turned freely by hand
2) If yes - could be electrical/windings etc. - call us
3) If no - could be Bearings - call us
4) Or it could be an Obstruction in pump - dismantle or call us
5) Or both - call us
If you would like more personal help, get in contact with us.