After turning off the gas or electricity open the drain valve at the tank bottom.
在关闭燃气或电源后可开启罐底的排水阀。
Drain out 5 gallons of water from the drain valve at the bottom of the heater.
从热水器底部的排污阀排出大约5加仑的水。
A drain valve is located on the bottom of the tank.
一个排放活门被安装在水箱底部。
The pump has simple structure and is convenient in maintenance, which can drain without bottom valve and achieve the goal of high-efficiency and energy saving.
该泵结构简单、维护方便，可实现无底阀排水，达到高效节能的目的。
The pump has simple structure and is convenient in maintenance, which can drain without bottom valve and achieve the goal of high-efficiency and energy saving.
该泵结构简单、维护方便，可实现无底阀排水，达到高效节能的目的。
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