Imports, also known as one-way valve or check valve check valve is automatically prevent fluid backflow valve.
进口止回阀又称单向阀或逆止阀，是能自动阻止流体倒流的阀门。
This includes removing any mineral deposits around the seat beneath the valve. Also check that the pull chain attached to the valve is not too short and holding the valve slightly open.
首先，确定让水位上升的砖头或者马桶清洁装置没有挡到阀门，让它不能正确关闭；然后清除挡水阀座周围的矿质沉淀物，检查连在挡水阀的拉管是不是太短，有没有把挡水阀拉得有轻微缝隙。
Time: When the transfer time to reach the hot plate does not rise, shall check whether the contact valve is burned burned or timetable.
时间：当烫印时间到达而发热板未升起，则须检查电磁阀触点是否烧坏或时间表是否烧坏。
This positions the relief valve below the first check valve, enabling the zone to drain through the relief valve outlet.
在这种位置，安全阀位于第一止回阀下面，使得这个区能够通过安全阀出口排放。
Take apart all valves along the pipeline for washing before installation, check whether valve handles are flexible. The valves can be installed after passing the pressure test.
管路上的各种阀门在安装前要拆开清洗，检查阀柄是否灵活，并经试压不漏后方可安装。
Check the valve parts before installation. Open and close the valve by hand for a period check the open-close position of the valve gate.
检查阀门各部位是否有松动现象，对阀门进行手动开启、关闭一个周期是否有异常现象，同时检查阀门的启闭位置是否准确。
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。
Export pump with check valve, it will immediately turn off to prevent reverse flow back high-pressure water pump.
水泵出口装有逆止阀时，它会立即关闭，防止高压水反向流回水泵。
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。
A check valve should be installed on return piping if there will be a pressurized return line or the trap drains to an overhead return line (Fig. B).
如果存在一个压力回路，或者疏水阀排放口位于回路管道的上方，则应该安装一个止回阀(图b)。
Use a pressure reducing regulator or separate control valve to safely discharge gas from cylinders. Use a check valve to prevent reverse flow into the cylinder.
使用减压调整器或单个的控制阀来安全地从钢瓶中排出气体。采用止回阀，防止回流入钢瓶。
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。
Valve shall have a bronze body, include integral check valves and operate so the thermostat controls the cold and hot water ports.
这种阀门应该具有青铜阀体，包括整合的止回阀，使得温度控制装置能够控制冷水和热水端口。
Premature wear and noisy operation or vibration of the moving parts can be avoided by selecting the size of check valve on the basis of flow conditions.
为了避免出现运动部件的过早磨损、噪音或振动运行，就要根据流体状态选择止回阀的通径。
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。
If the input pressure has reached requirements, should check air filter relief-pressure valve regulation is correct, table press show you could meet the cutting requirements.
如输入气压已达要求，应检查空气过滤减压阀的调节是否正确，表压显示能否满足切割要求。
In addition, it should be considered for cutlery, needle valves, ball check valves, valve seats, pump parts, ball studs, bushings, and wear-resistant textile components.
首选应用是轴承结构，包括滚珠和轴套。还有，它也能用来做刀具、针形阀、球型止回阀、阀门基座、泵零件、球头螺栓、轴套、抗磨损纺织机械。
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。
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。
The TK-DL can test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies.
TK - DL可以检测压力真空断路阀，减压防回流阀或双止回阀总成。
Designed to test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.
适用于检测压力真空断路阀，减压防回流阀或双止回阀总成，不再需要压力表和压差表。
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。
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。
According to media performance and the use of period and should always check the valve orifice at the top of the Ministry of PTFE seals and PTFE sheet.
根据介质性能及使用期，应经常检查阀体顶部四氟密封圈和孔板部的四氟薄片。
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。
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。
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