Valve should be clamped in a vise by the hexagonal metal shaft and the body halves pried apart at opposite end with a small screwdriver or similar thin edged metal tool.

• 这时阀门应该用一个六角形金属轴夹紧在老虎钳内，用一把小螺丝刀或类似的具有薄边缘的金属工具将阀体翘成两半。