知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。Identify and remove the flushing valve in your cistern. Latest flushing valves is often taken out by possibly twisting the very best or by urgent release clips on the side. Observe the posture from the valve before getting rid of it.Reworking an ag