Common problem handling of screw pump
Treatment: Install the water pump or reduce the installation height of the pump; replace the motor ball bearings; correct the bending of the pump spindle or adjust the relative position of the pump and the motor.
Cause: The pump is not installed or the pump is installed too high; the motor ball bearing is damaged; the pump spindle is bent or not concentric with the motor spindle, not parallel.
Cause: pump and suction pipe is not filled with water; moving water level is lower than the pump water pipe;
On this surface there are non-sealing areas such as ab or de, and a plurality of triangular notches abc, def are formed with the groove portions of the screw.
The sealing surface between the screw and the housing is a space surface.
