Rising the temperature continuously , when it in the valves runs over the temperature of drainage, the detrusion of top material causes the port A close.

温度继续升，温度超过该感温元件所排水温度时，杆的位移使A口关闭。

Rising the temperature continuously , when it in the valves runs over the temperature of drainage, the detrusion of top material causes the port A close.

门有一定开度，开时，冷凝水与空气从A口迅速排放。随着温度升，感温元件(芯)的杆，向A口移动。