在抗旱救灾中，常遇水泵抽不出水的故障，而检查进水口处接头、胶水管、盘根均不漏水（不进空气），可采取下法：一、从水泵出水口向水泵。水管加满水，拧下放气螺塞，手摇主机旋转水泵，排除叶轮室中的空气后，复位放气螺塞。二，发动主机．一人下水中，用手或扳手顶开底阀内 In the fight against drought, often encounter the pump pumping out of water failure, and check the inlet joints, glue pipes, packing are not leaking (not into the air), can take the following method: First, from the pump outlet to the pump. Water pipe to fill the water, unscrew the deflation plug, hand pump rotating host, remove the impeller room after the air, reset the deflation plug. Second, start the host. One person into the water, open the bottom of the valve by hand or wrench