Locate the heater so that panels and drain valves are accessible.
放置热水器时，要使得热水器的面板和排水阀朝向容易操作的方向。
Locate the heater so that access panels and drain valves are accessible.
放置热水器时，要使得热水器的面板和排水阀朝向容易操作的方向。
The built up type By-Pass is available on all NIBCO iron valves and is attached in accordance with MSS By-Pass and Drain Connection Standard SP-45.
在所有美国尼必可铸铁阀门上可以配置组合型旁路，并且按照MSS旁路和排泄连接标准SP - 45的要求进行安装。
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