Preparation of single base axial flow pump before installation

Preparation of single base axial flow pump before installation.
(1) Check the pump body, transmission and motor should be no damage, pump shaft and drive shaft if bending, must be straightened.
(2) tools and lifting machinery should be complete.
(3) See installation dimensions drawing, check the pump foundation and the inlet pipe to meet the installation requirements.
(4) The following points must be observed due to the construction of the intake pond and the arrangement of several pumps in the same inlet basin.
① impeller should have enough submerged depth.
② pump the bell and the bottom of the pool, to maintain the required distance.
③ water flow even without vortex into the pump.
④ a few pumps in the same pool operation, should not produce in the disturbance.
⑤ into the pool before the need to have a trash rack, over the trumpet flow rate of not more than 0.3 m / s is appropriate.