清洁，调节安全阀，检查是否有磨损和肮脏的阀门。
Clean, adjust relief valve -, check for worn and dirty valve.
检查有问题的进水阀门状态。
由于是在炙热的环境下工作，气阀门杆的外形有可能会变形。
Because it is in the hot working environment, gas valve rod shape may be deformed.
当有流体通过阀门时，第一阀瓣开启从隔膜密封上离开。
With flow through valve, primary check opens away from diaphragm seal.
如果阀门被封住，有可能超压引起管道破裂？
Potential for overpressure and line rupture if valve is blocked.
如何选择一个有实力的阀门企业？
安装前必须清洁阀门内腔，不允许有任何杂物和污垢附着。
Before installation, clean stomach of valve, not allow any sundries and dirt attaching it.
安装前必须清洁阀门内腔，不允许有任何杂物和污垢附着。
Before installation, clean stomach of valve, not allow any sundries and dirt attaching it.
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