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How to do the vibration and motor overload in the operation of the pump

Pump

When the pump is running, it is treated as the following method: 

Cause of failure :

1.Foundation bolt loose or installation is not perfect; 
 
2.Pump and motor installation is not concentric; 
 
3.Into the air or the occurrence of cavitation; 
 
4.Pump bearing damage or wear; 
 
5.The remaining air outlet; 
 
Elimination measures :
 
1.Tighten bolts, improve the basic installation; 
 
2.Correction of the concentric degree; 
 
3.Find out into the air causes and take appropriate measures to eliminate, the occurrence of cavitation is decreased water absorption height to reduce the head loss of water absorption; 
 
4.Replace or repair the bearing; 
 
5.In the remaining air, the installation of exhaust facilities; 
 
 

When the pump is running, the motor is treated according to the following methods: 

Cause of failure :
 
1.Speed is too high; 
 
2.Pump flow is too large; 
 
3.Pump into the foreign body; 
 
4.Motor or pump mechanical loss is too large; 
 
Elimination measures :
 
1.Check whether the motor is complete; 
 
2.Close the gate; 
 
3.Remove the foreign body; 
 
4.The gap between the inspection of pump impeller and pump casing, pump stuffing, pump shaft, pump bearing is normal; 
 

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