Multi-stage pumps play an important role in our work life, so we need to carry out routine maintenance and repair of the pump to eliminate possible problems so that it will not affect our working life. Multi-stage pump multi-stage pump routine maintenance and repair methods ⑴ check multi-stage pump lines and joints with no loose phenomenon. Turn the multi-stage pump by hand to see if the multi-stage pump is flexible. ⑵ bearing the bearing body by adding lubricating oil, observe the oil level should be at the oil center line, the lubricating oil should be replaced or supplemented. (3) Unscrew the diversion plug of the multi-stage pump body to fill the water (or slurry). ⑷ off the outlet valve and outlet pressure gauge and import vacuum gauge. ⑸ point motor, try motor steering is correct. ⑹ multi-stage pump long-term deactivation, the pump required to open all, dry the water, the rotating parts and joints coated with grease installed. ⑺ try to control the multi-stage pump flow and head in the range indicated on the sign to ensure that multi-stage pump at maximum efficiency point of operation, in order to get the maximum energy-saving effect. ⑻ multi-stage pump in operation, the bearing temperature can not exceed the ambient temperature 35C, the maximum temperature shall not exceed 80C. ⑼ If multi-stage pump is found abnormal sound should stop immediately check the reasons. ⑽ multi-stage pump to stop using, first close the gate valve, pressure gauge, and then stop the motor. ⑾ multi-stage pump in the first month of work, after 100 hours to replace the oil, after each 500 hours, oil change time. ⑿ multi-stage pump often adjust the packing gland to ensure normal filling drip chamber (in drops as leakage). ⒀ Check the multi-stage pump sleeve wear regularly, after wear and tear should be promptly replaced. ⒠multi-stage pump in the winter season when used, after parking, you need to unscrew the lower part of the drain plug to drain the media to the net. Prevent cracking. ⒂ start the motor, when the multi-stage pump is running, open the outlet pressure gauge and inlet vacuum pump as it shows the appropriate pressure, and gradually open the gate valve, while checking the motor load situation. Further Reading: pump valve pipe fittings Exhibition Water Expo Xiamen exhibition of marine equipment Internet + Forum Yiwu Fair 2016 exhibition mold top ten brands of the Internet information industry (Xiamen) Technology Co., Ltd. Author: Asian pumps Network Editor: Yao Xiaoxia (QQ / WeChat:) http://beng.liuti.cn/ (Service Hotline:)
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