The working principle of self-priming pump is to fill the pump shell with water before the pump starts (or there is water in the pump shell itself). After starting, the impeller rotates at high speed to make the water flow in the impeller channel
The working principle of self-priming pump is to fill the pump shell with water before the pump starts (or there is water in the pump shell itself). After starting, the impeller rotates at high speed to make the water flow in the impeller channel