Categories: pumps technology

Submersible pump troubleshooting and repair guide

Troubleshooting submersible pumps Foreword:

Submersible pump troubleshooting and repair guide,Now you need to understand the internal structure of the submersible pump

What happens if your submersible pump pumps intermittent or dry water?

Then it may be the following problem:
The motor cannot start (low voltage, the wire is too thin or too long, the voltage drops too much to start or the pump is stuck)
The pipe is blocked or the filter is blocked.
Pipe break
Water absorption
The submersible pump turns in the opposite direction
Impeller ring and seal wear
Loose or blocked impeller
Loose rotor shaft or damaged rotor guide.
How to repair?
Eliminate circuit faults, find out the cause and eliminate the stuck phenomenon
Clear the obstruction
Repair damaged parts
The submersible pump is scattered. If there is still no water flowing out, the pump head may exceed the range head. It is recommended to use it for the pump.
Swap any two connector cables
Replace with new impeller, seal ring
Reinstall new impeller cleaning block
Repair or replace the rotor, listen to the voice and read the dictionary-see the detailed dictionary 1. noun 1. purge 2. verb 1. remove 2. Eliminate 3. Get Rid Of 4. Remove

What if the motor does not start and there is sound? How to fix it?

1.Broken wire or switch-off phase (single phase operation) 
Repair broken, take a good fuse
2. Guide bearing axle motor
Repair or change bearings
3. Impeller pump stuck with a foreign body
Clean the foreign body
4. Voltage is too low
Adjust the voltage

What is the cause of motor winding burns? what should I do?

1.Inside of motor less water
Fill the pump body with water
2.Single-phase operation
Check and adjust the start protection equipment to ensure the normal operation of the motor
3. Overloading long run
Control flow through the valve to reduce the load, so that current and voltage cannot exceed the rated nameplate value

The above are the most common common submersible pump troubleshooting and solutions,F&Q

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