·If the pump has any small fault remember not to let it work. The direct effect of this is that the energy consumption of the motor increases and the impeller is damaged.
·When the bottom valve leaks, it must be repaired. If it is serious, it needs to be replaced with a new one.
·After using the pump, you must pay attention to maintenance. For example, when the pump is used up, the water in the pump should be drained. It is best to remove the water pipe and rinse it with clean water.