Pump will not start or run after connecting the power
Symptom Possible Cause(s) Corrective Action Cable broken Cable connected badly Motor copper damaged Protector executed Defective protector Fuse broken ...
The pump hums, but it does work.
CSymptom Possible Cause(s) Corrective Actionorrective Action The pump hums, but it does work...
Operation stops suddenly
Operation stops suddenly Low voltage Capacitor inefficient Voltage is not balance in 3-phase pump....
Pump operates but delivers little or no water
Pump operates but delivers little or no water Over-head cause little water. Head over-loss 3-phase motor operates in reverse rotation...
Vibration hugely
CSymptom Possible Cause(s) Corrective Action corrective Action Impeller worn out Reverse rotation Defective bearing...
Bad isolation and electric leakage.
CSymptom Possible Cause(s) Corrective Action Bad isolation and electric leakage Stop use and maintain...