QS small submersible pump if found damaged parts, should be replaced, do not make the pump with "disease".
When the pump voltage is low, the pump into the water close to the power supply, the pump does not appear or the water is very slow, should be taken to start running, and then put into the normal operation of the water.
User note: this series submersible pump installed overheating, over current protection device, with a dual protection characteristics of temperature and current, when the electric pump in the warm liters, overload, clogging, short circuit, low voltage, lack of equal circumstances, can automatically cut off the power supply, in order to protect the motor left and right, at the time of normal work of electric pump, protector not action, once the protection action, pump stop running. At this point, should check the reasons for the maintenance of normal before being put into use.
