The self-priming pump belongs to the self-priming centrifugal pump, which has the advantages of compact structure, convenient operation, stable operation, easy maintenance, high efficiency, long service life and strong self-priming capacity. The bottom valve is not required for the pipeline of self-priming pump. Before the operation of the self-priming sewage pump, it is only necessary to ensure that there is a certain amount of liquid in the pump body. Different liquid non clogging Self-priming sewage pumps are made of different materials. The application scope of self-priming pump is applicable to urban environmental protection, construction, fire protection, chemical industry, pharmacy, dye, printing and dyeing, brewing, electric power, electroplating, papermaking, industrial and mining washing, equipment cooling, etc.
If it is not used for a period of time, the accumulated water in the pump shall be drained (the self-priming pump and the automatic pump dump the water in the water storage tank), the main parts shall be wiped clean, coated with antirust oil, and placed in a ventilated and dry place for standby.
When in use, the motor shall be kept dry, pay attention to the water level drop, and the bottom valve shall not be exposed outside the water surface. When the temperature is below 40 C. Antifreeze work shall be done to prevent the pump body from cracking.
Before the self-priming water pump and automatic self-priming water pump pipes are used for the first time, the water storage tank shall be filled with water, and the water can not be discharged automatically after several tens of seconds of power on, and no water is needed for later use.