Check the check valve spring.

检查逆止阀的弹簧。

Connect vacuum hose to booster check valve.

连接真空软管到增压器检测阀。

To test for tightness of second check Valve.

检测第二止回阀的密封性。

Easily converts Ball Check Valve to a Foot Valve.

能够轻易地将球体止回阀转换成底阀。

Gate, Globe, Angle and Check Valve Figure Number System.

闸阀，截止阀，角阀和止回阀型号编制体系。

It differs from a float shoe in that it lacks a check valve.

引鞋与浮鞋的不同之处在于引鞋没有节流阀。

The check valve seats shall be of molded thermoplastic construction.

止回阀阀座应该是模制热塑塑料结构。

Purpose: To test check valve No. 2 for tightness against reverse flow.

目的：检测止回阀2号对于回流的密封性。

But the variance of medium flow rate may affect the stability of check valve.

但介质流量的变化会给止回阀的稳定性带来影响。

Series 719 Double Check Valve Assembly shall be installed at each noted location.

系列719双止回阀总成应该安装在每个标注的位置上。

A check valve is a mechanical valve that only permits water flow in one direction.

检查阀(单向阀)是一个手动阀门，这样水只能往一个方向走。

It should be noted that the outlet check valve cannot be installed backwards or stuck.

应当注意，出口止回阀不能装反或出现卡死现象。

To introduce the structure, performance and design of the differential stop check valve.

介绍了差压式截止止回阀的结构、性能和设计要点。

The check valve modules can now be removed from the valve by hand or with a screwdriver.

现在通过手或螺丝刀可以将止回阀模块从阀门上拆卸下来。

NOTE: Make sure that the check valve is installed and that it is in the correct position.

注意：确保单向活门已经安装，并且位置正确。

Lastly, it seems that many dealers forget to install the check valve in the air assist line.

最后，它似乎那个很多经销商忘记安装阀门在空中帮助的检查线。

It should be noted that exports can not check valve or a card with the anti-death phenomenon.

应当注意，出口止回阀不能装反或出现卡死现象。

Lift check valve with a spring load can withstand light valve flap, flap valve lift is not high.

升降式止回阀使用一个可承受弹簧载荷的轻量阀瓣，阀瓣的升程不高。

Check valve and relief valve on the output of the gear pump tube had better install a check valve.

止回阀与安全阀在齿轮泵的输出管路上最好安装一个止回阀。

Examine the check valve, cut off valve of auto water supplying system see if open or close correct.

检查自动给水系统的止回阀，截止阀等各阀是否正确开启或关闭。

Turns Check Valve Plug. Use a spoon or other tool through slot for more leverage when removing Jet.

旋转止回阀活塞。当移动喷嘴时，用勺子或其它工具穿过狭缝以产生更大的杠杆力。

Check valve should be installed in the bottom of suction pipe of pump to make sure operation is prompt.

泵吸入管路底部应安装截止止回阀，确保其操作灵活。

The role of the check valve to prevent water backflow, with the film door, also do not need a check valve.

逆止阀的作用是防止水倒流，有了拍门后，也就不需要逆止阀了。

Introducing the structure characteristic with resistance hammer and assembly method of new type check valve.

介绍了新型止回阀的防水锤结构特性和装配方法。

Control supply line water pressure. install a soft seated spring loaded check valve upstream of the assembly.

控制供应管道的水压。在总成的上游安装一个软阀座，弹簧负载止回阀。

Each check valve shall be both center and edge-guided to ensure repeatable seating and minimize localized wear.

每个止回阀应该都配置中心和边缘引导，确保可更换阀座密封和最小的局部磨损。

Using an appropriate sized wrench, loosen the check valve cover. Unscrew the check valve cover and lift it off.

采用尺寸大小适中的扳手松开止回阀阀盖。宁松止回阀阀盖并将其取出来。

This allows our swing check valve to close completely even when installed in a horizontal pipe run with no flow.

这使得我们的旋启式止回阀无论安装在水平管道还是垂直管道上，都能够实现完全的关闭。

Check them Safety Valves belonging to this type of valve, which includes Swing check valve and lift check valve.

其中止回阀就属于这种类型的阀门，它包括旋启式止回阀和升降式止回阀。