The main purpose of editing applies to sewage chemical, petroleum, pharmaceutical, mining, paper industry, cement plants, steel mills, power plants, coal processing industry, and urban sewage treatment plant drainage systems, municipal engineering, construction sites etc particles dirt, also Secretary for pumping clean water and corrosive media. 4 Working conditions Edit Flow: 2 ~ 850 m3 / h Head Range: 3 ~ 45m rated speed n: 1450 ~ 2900r / min Medium temperature: -15 ℃ ~ + 60 ℃ medium density: ≤1.3 × 103kg / m3 media PH: 5-9 system, the maximum working pressure: under ≤0.6Mpa YW vertical liquid sewage pump for use: start: 1, the test start, check the motor and steering pump requirements are the same. 2, close the outlet piping valves and pressure gauge. 3, the starter motor, and opened after pressure gauge, slowly open the valve outlet tubing to the desired location. Up and running. Parking: 1, slowly close the exit gate 50YW17-25-3, stop the motor, turn off the pressure gauge 2, when the long-term parking, the pump should be removed, please reload rationale 50YW15-15-1.5, safekeeping. Demolition: 1, close the valve tube, remove the bolts on the flange coupling. 2. Loosen the motor base and joins the cover bolts, remove the motor. 3. Loosen the bolts on the basis of the pump, the pump is removed, rinse with water for oxidation. 4. Remove the base body and the tube, loosen the wheel nuts, remove the impeller. 5. Remove the oil chamber 50YW10-10-0.75, mechanical seal, remove the extension tube, bearing, remove the shaft extension. 40YW12-15-1.5 liquid pumps _ liquid sewage pump down by Anguo Stone yuan Pump Company. Anguo Shi Yuan Pump Co., Ltd. (www.shiyuanbeng.com) strong, credible, in Baoding centrifugal pumps and other industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead you hand pumps and stone yuan into the brilliant, for a better future!