The recommended location (as shown) is to connect the water regulator to the hydrant, and then run the hose to the trailer rig.
建议的安装位置(如图所示)是将水调节阀连接到消防栓上，然后再通过软管连接到拖车上。
When work is to be interrupted for any length of time, the valve should be closed and all gas released from the hose and regulator to a safe location.
当工作被打断任何长时间时，必须关闭阀门，把软管和调整器内的所有气体排放到安全的地方。
When work is to be interrupted for any length of time, the valve should be closed and all gas released from the hose and regulator to a safe location.
当工作被打断任何长时间时，必须关闭阀门，把软管和调整器内的所有气体排放到安全的地方。
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