现在就可以进入并拆卸内胆了。从内胆内拆卸过滤器总成。
You will now be able to reach in and remove bladder. Remove strainer assembly from inside bladder.
它具有特殊的整体结构，由阀座，阀瓣和阀杆总成，以及过滤器网等整合在一个整体中，完全能够进行更换维护。
It has special unitized construction which consists of the seat, disc and stem assembly, and strainer screen all together in one unit for complete replacement maintenance.
如果水系统内的碎片继续造成污染，则需要在防回流阀总成的上游安装一个过滤器。
If debris in the water system continues to cause fouling, a strainer can be installed upstream of the backflow assembly.
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