Intermittent water or no water or less water:
Trouble:
1. Motor does not start (low voltage, wire too thin or too long, drop too much voltage does not start or pump stuck up)
2. Pipe blocked or Strainer blocked.
3.Pipe broken
4. Suction out of water
5. Submersible pump turn in the opposite
6. Impeller rings and seal rings worn
7. Impeller loose or blocked
8. Rotor shaft loose or broken rotor bar.
Fix:
1. Eliminate circuit fault, find out the cause and rule out seizure
2. Clear the blockage
3.Repair broken part
4. Decentralization of submersible pumps, if still no water coming out, the pump head may be more than the range head, recommended for pumps.
5. Swap any two connector cables
6. Change the new impeller, seal ring
7.Reinstallation new impeller clean block
8.Repair or change rotor
