Install regulator in the line with the arrow on the body pointing in the direction of flow.
在管道上安装调节阀，将阀体上的箭头指向水流方向。
Install the Watts regulator in the supply line to the boiler with the arrow on the valve body pointing in the direction of flow to the boiler.
在锅炉的供水管道上安装美国瓦茨调节阀，将调节阀阀体上的箭头指向锅炉的水流方向。
You may install the regulator vertically or horizontally, but you must install it with the arrow in the direction of flow.
可以垂直安装或者水平安装，但是安装时要使得箭头指向水流方向。
Arrow with optional ends indicating flow path or direction of rectilinear motion.
箭头，其指示流动路线或线性运动方向的端点可以选择。
Note: the reason why a flow arrow was not used was for applications such as pump isolation whereas preferred sealing direction and the high pressure side are not necessarily the same.
注意：不采用流向箭头的原因是，在某些应用场合，如泵隔离，其优先密封方向和高压面并一定相同。
Pay attention to the flow direction of medium and install the valve referring to the indicating arrow on the valve body.
安装时请认清介质流向并按阀体上指示箭头方位正确安装。
The flow of the medium should be consistent with the direction of the arrow on the valve body.
安装时应使介质的流向与阀体上的箭头方向一致。
Thus the arrow points from high to low potential and in the direction of assumed current flow.
因而箭头是从高电位指向低电位，并且与假定的电流正方向一致。
The stamped arrow on bottom plate mounting and top cover gum label arrow must both point in direction of flow. (See page 6 for "Installation" and page 7 for "Flow rates and wiring information.
底盘上的模压箭头和顶盖上树脂标签箭头必须都指向流体流向。（请参阅第6页了解“安装”信息，参阅第7页了解“流量额定和接线信息”。）
Check valves MUST be installed with the valves flow arrow pointing in the direction of the flow.
安装止回阀必须使其阀门流向箭头与流体流向相一致。
Check valves MUST be installed with the valves flow arrow pointing in the direction of the flow.
安装止回阀必须使其阀门流向箭头与流体流向相一致。
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