译文：
1、安装前应将液化气阀门内腔清洗干净，并xx在运输中造成的缺陷； 2、液化气阀门安装应保持蝶阀传动轴呈水平状态，活塞阀垂直向上的位置； 3、液化气阀门使用前应对传动装置进行调试，保持传动装置各项功能完好，极限行程和过力矩保护控制可靠； 4、液化气阀门传动装置各润滑部位调试使用前要充分加润滑油； 5、启动电动装置前，应仔细阅读随机提供的液化气阀门电动装置说明书。

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原文：
1, liquefied gas valve cavity before installation should be clean and clear the defects caused in transit; 2, liquefied gas valve was installed to keep the level of state butterfly valve shaft, piston valve vertical upward position; 3, gas valve should gear before using debug, maintain the function of transmission integrity, limit travel and over-torque protection control and reliable; 4, gas valve gear lubrication of all parts before use to fully debug add oil; 5, start the electric device, should carefully read the supplied instructions LPG valve actuators.