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- 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。
- As an added feature, the 1170-M2, L1170-M2 series incorporates integral check valves and filter washers in both the hot and cold water inlets to protect against cross flow. 作为额外的性能,1170-M2,L1170-M2系列在热水和冷水进口处整合了止回阀和过滤器垫圈,以保护交叉流动。
- Check valve guiding shall be plastic to plastic. 止回阀引导装置应该是塑料对塑料。
- integral check valve 内装式单向阀
- Remove check valve and valve seal from booster. 从倍力器上卸去逆止阀和阀门密封。
- 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。
- ANSI FLANGED SWING CHECK VALVE CLAS. 美标法兰止回阀。
- Reassemble the Check valve modules. 重新组装止回阀模块。
- Connect vacuum hose to booster check valve . 连接真空软管到增压器检测阀。
- Purpose: To test check valve No. 1 for tightness. 目的:检测止回阀1号的密封性。
- Sticky outlet check valve poppet. 1检查过滤的进水管线。
- CAUTION: The check valve spring is in compression. 警告:止回阀弹簧处于压缩状态。
- Strong names provide a strong integrity check. 强名称提供可靠的完整性检查。
- Remove the four screws holding the first check valve cover. 拆卸固定第一止回阀阀盖的四个螺丝。
- A check valve may be required ahead of the backflow preventer. 此时在防回流阀前面可能需要安装一个止回阀。
- Service the second check valve using steps 2 through 12. 按照第2步至第12步维修第二止回阀。
- Use a check valve to prevent reverse flow into the cylinder. 采用止回阀,防止回流入钢瓶。
- Check valve seats are replaceable without the use of special tools. 止回阀阀座可更换,不需要采用特殊工具。
- Velan Small Forged Steel Check Valves. 锻造低温闸阀、截止阀和止回阀。