(1) Regularly check whether the insulation performance of the motor is normal.

(2) You need to ensure whether the surface of the equipment is hygienic.

(3) When the gap between the sealing parts is too large, it should be replaced by a new sealing component.

(4) When using a centrifugal pump in the cold winter, the temperature should be discharged cleanly to prevent the pump from frozen and cracking.

(5) For a long -term stopped centrifugal pump, the pump should be hygienic, disassemble the pump body, wipe the water on all components, and put it properly after applying anti -rust oil.