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i) Check the allingment of pump with motor.
ii) Check the bearings of pump.
iii) due to increase of fluid pressure.
High current could be due to following reasons:
1. Discharge valve closed or throttled, water churning.
2. Foreign material getting into the pump, obstructing impeller movement & overloading the motor.
3. Mechanical damage in the pump.
4. Electrical fault in the system, loose connection, start- delta etc.
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