Care and maintenance Where you are currently:Home > Instructions > Care and maintenance

N0 special care is required if the submersible pump is working normally.But it should be stopped to check on one of the following occasions:

 

1.While voltage reaches the rated value,the current is abnormal and obviously beyond the  rated value,:

 

2.Under the rated head,the water flow reduces obviously;

 

3.Strong shock and noise while the pump is working.

 

4.Protective switch automatically cut off the power frequently.

 

5.The insulated resistance of the cable core wire against the cover is lower than 0.5  megaohm.

 

6.If the well contains plenty of sands,check the pump half a year;clean and maintain the  impeller combinations,or else the motor will be destroyed.