1 when the power of the starting pump is insufficient or does not rotate, the power supply should be cut off in time, disassembled and cleaned submersible pump rotor suction shaft

2 do not let submersible pump idle or leave the water surface to work for more than 5 minutes

3 do not use the power cord to lift submersible pump directly, otherwise the power cord may be pulled off

4 submersible pump when working, it should be completely immersed in water to ensure that submersible pump has a certain degree of cooling.

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