First, the pump must be installed on a solid foundation or foundation, there should be no loose. Second, the pre-start check: 1, the connection parts to be fastened; 2, the direction of electric rotation should be correct; 3, the clutch flexible and reliable; 4, the pipe connection is firm, reliable sealing, flexible and effective at the end of the valve. Third, before starting, suction pipe, the end of the valve, the pump body must be filled with water, the upper end of the pressure gauge buffer filled with oil. Fourth, hand rotation, so that the piston reciprocating twice, without obstruction and line insulation is good when no-load start, start, to be normal and then gradually increase the load. Imported pump valve industrial washing machine Fifth, the operation should pay attention to the sealing of the sealing device, if necessary, to be adjusted. Lever and sub-rod to be often oiled. Sixth, the daily testing of sediment in the sediment should not exceed 10%. Seventh, there are a few file speed mud pump for splash lubrication reliable, should be in each shift will be running a few files speed respectively, the time is not less than 30 seconds. Eight, is strictly prohibited in the operation of speed, speed change should stop the pump shift. Nine, abnormal noise or water in operation, the pressure is not normal or there is a clear high temperature should stop the pump check. Ten, under normal circumstances should be stopped at no-load pump. To stop the pump for a long time, you must open all the drain holes, and release the cylinder head, lift the end of the valve release lever, drain all the mud in the pump body and pipeline. Long-term deactivation, should be thoroughly cleaned ministries silt, grease, the crankcase to drain the lubricant, and to take anti-rust, anti-corrosion measures. ???????? More sewage pump knowledge, please see: fluid encyclopedia?