注意：如果只是维修阀瓣，就不要拆卸阀瓣固定器，只需拆卸支撑阀瓣固定器板的六角头螺丝和拆卸阀瓣即可。
NOTE: the disc holder should not be removed when servicing only the disc, remove Allen head screws holding the disc retaining plate and replace disc.
纽曼帝克锁定阀，防止在服务或维修的航空系统擅自加压。
Numatics lockout valves prevent unauthorized pressurization of an air system during service or maintenance.
不需要从管线上拆卸阀门，就可以对主阀和引导系统进行维修。
The main valve and pilot system can be serviced without removing the valve from the line.
维修组件包括隔膜总成，阀瓣总成和垫圈。
Repair Kit consists of diaphragm assembly, disc assembly and gasket.
应该安装一个测试和压力安全阀，确保内部压力能够在维修前得到释放，并作为疏水阀工作的直观显示。
A test and pressure relief valve should be installed to assure relief of internal pressure prior to servicing and as a visual indication of trap operation.
为确保设备安装正确性，本安全阀安装须由有资格证书的管道承包商或维修技术人员按照说明书及其他相应规定进行。
To ensure proper operation, this valve must be installed by a qualified service technician or licensed plumbing contractor in accordance with these instructions and local plumbing codes and standards.
可以在防回流阀上维修安全阀，或将其从防回流阀拆卸下来维修。
The relief valve may be serviced while on or off the backflow preventer valve.
在维修任何美国瓦茨阀门之前，必须先通过关闭进口和出口关闭阀来实现水系统的关闭。
Prior to servicing any Watts valve, it is mandatory to shut down the water system by closing both the inlet and outlet shutoff valves.
我们的螺栓阀盖结构使得拆卸简单化，维护容易。例如，我们独特的螺纹阀座环易于接近进行维修或更换。
Our bolted bonnet design is simple to disassemble, easy to maintain. For example, our unique threaded seat rings are easily accessible for repair or replacement.
在疏水阀两侧应该安装连接装置和关断阀，以简化维修和疏水阀测试。
Union fittings and shutoff valves should be installed on both sides of trap for ease of servicing and trap testing.
为了减少停工时间，最好是准备好阀腔更换件，来安装在需要维修的部件的位置上。
To minimize downtime , it may be advisable to have a replacement valve cartridge ready to install in place of the one to be repaired.
型号9和NLF9维修组件包括：隔膜总成，阀瓣总成和一个垫圈。
Model 9 and NLF9 repair consists of; diaphragm assembly, discs assembly and a gasket.
安装时要使阀盖侧面朝上，要便于测试和维修。
The following maintenance and troubleshooting tools are installed on this remote installation server.
还应检查点火连线及其接头，调整空载速度，更换压力调节阀。注意上述维修工作将提高发动机性能并节省燃料。
He should also check ignition wires and connections, adjust idle speed and replace PCV valve. Attention to these service functions will improve engine performance and fuel economy.
适用于现场维修的最简单的阀瓣类型。
在正常操作条件下，压力阀是不用维修的，特殊情况需要维修时，应由专业人员来进行。
It is no need to maintenance under normal circumstance. It should be serviced by professional when repaired.
该阀结构合理，动作可靠，维修方便，尤其适用于较为恶劣的工作环境。
It treamlined structure, reliable action easy of maintenance, and especially suited to tough work conditions.
在维修调节阀之前，还要考虑和检查其他可能的后果。
Other possible causes should also be examined prior to servicing the regulator.
本文论述了一种伺服阀维修试验台的设计。该设计特别适合伺服阀用户的使用。
This paper describes design of a test stand for repairing servo valve which is specially suitable for servo valve user.
内部装饰阀的设计，以确保使用寿命长，避免不必要的维修。
Internal valve trim is designed to ensure long service life and avoid unnecessary maintenance.
在自动控制阀的上游和下游应该安装蝶阀或类似的阀门，以便于进行维护维修。
Butterfly or similar type valves should be installed in the line upstream and downstream of the automatic control valve to allow for maintenance service.
介绍了自密封阀在氨汽提尿素装置中的应用情况，对其泄漏原因进行了分析；并提出了具体维修方案。
The service of the self-sealed valve in Urea Plant with ammonia technic was introduced, and the cause of the seal leakage was analyzed, the solution of local maintenance was pointed out.
这种阀安全可靠、结构简单、容易制造、安装维修方便。
The fluid servo relief valve is safe with simple structure, easy fabrication, and convenient installation and maintenance.
具有可靠性，易于随时维修的脉冲阀，所以特别适合那些追求完美工程设计的人士。
Have the credibility, the pulse valve that be easy to at any time maintain, so special in keeping with those personages who pursue the perfect work distance design.
该控制阀箱经过实践使用证明具有工作可靠、使用寿命长、装配容易、维修方便等优点。
We have found that the valve box is credible, prolonged working life, easy to assemble and convenient to maintain.
不需要从管线上拆卸阀门，即可拆卸、维修或检查阀内件。
Internal parts can be removed, repaired or inspected without removing the valve from the piping.
不需要从管线上拆卸阀门，即可拆卸、维修或检查阀内件。
Internal parts can be removed, repaired or inspected without removing the valve from the piping.
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