我问了Jay，他买的设备，他说只有水泵Water pump. 明晚他会去查看

来源: firefly2000 于 2015-02-03 17:52:18 [] [博客] [旧帖] [给我悄悄话] 阅读数 : 0 (36 bytes)

如果换泵能解就好了。呵呵

所有跟帖： 

• It is called circulator pump or circulator by plumbers. -pa40- ♂ 给 pa40 发送悄悄话 (101 bytes) () 02/03/2015 postreply 18:03:34

• If he changes it, he has to drain the line. It equals to flush -pa40- ♂ 给 pa40 发送悄悄话 (361 bytes) () 02/03/2015 postreply 18:11:08

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