Self-suction pumps in the process of using, there may be some failures, so we are using the process, to be timely maintenance and overhaul, even in the event of failure do not panic, Xiao Bian tell you since Suction pumps common faults and solutions, they can start to solve, put into use as soon as possible. Self-suction pump 1, the pump is still not working after the power is turned on. It may be because the power plug or circuit can not drive, short circuit and other causes. 2, poor start or start when there is noise. If the motor can be operated normally, it indicates that the starting winding is damaged, replace the capacitor with the same capacity or repair the starting winding. If the motor is stuck, it is caused by the fault of the motor and the pump head. If the bearing is damaged, Impeller stuck and so on. 3, the motor can run, but the speed is slow, the case overheating, burning smell. It may be caused by a motor short circuit, the motor should be disassembled to see the severity of damage repair. 4, noise and vibration during operation. Most of the bearings are damaged or improperly matched with the bearing housing, the need to open the motor check, if the bearing damage should be replaced; if the bearing "run outside the circle", the casing with the pump can be used to deal with Kui flowers; Round ", the wear parts of the motor shaft can be used to deal with Kui, serious wear and tear, the use of the first method of surfacing surfacing repair. 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: 2355962924) http://beng.liuti.cn/ (Service Hotline: 400-6030-811)