译文：
　隔膜阀的安装维护：
　　1、安装前应仔细核对管路的运行条件是否与本阀规定的适用范围相符，并应清洗内腔，以防污物卡阻或损伤密封部件。
　　2、橡胶衬里层合橡胶隔膜表面切勿涂刷油脂类物品，以防橡胶溶胀，影响阀门使用寿命。
　　3、安装时不得将线索系结在手轮或阀杆上起吊阀门。
　　4、手动操作阀门时，不得借助于辅助杠杠，以防扭力过大而损伤驱动部件或密封部位。
　　5、阀门应存放在干燥通风的室内，严禁堆放，库存阀门的两端通道必须封口，且启闭件应处于微开启状态。

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原文：
Diaphragm valve installation and maintenance:
1, should be carefully checked before installation, pipeline operation conditions are provided with the application of this valve line, and the cavity should be cleaned to prevent dirt jamming, or damage sealing parts.
2, rubber membrane lining the surface of laminated rubber items are not brushing oil to prevent rubber swelling, affect valve life.
3, the installation shall not be binding thread in the hand wheel or stem valve on the lifting.
4, manual operation of the valve, not by means of auxiliary bars bars to prevent excessive torque while the damage drive components or sealed position.
5, Valves should be stored in dry and ventilated room, is strictly prohibited stacking, inventory, access must be sealed at both ends of the valve, and the opening and closing pieces should be in micro-open.