Install a shutoff valve in the cold water inlet.
在冷水进水管上安装一个关断阀。
Close the cold water inlet valve and open a nearby hot water faucet.
关闭冷水进水阀，打开附近的热水水龙头。
If the drain hose does not have this rating, open the cold water inlet valve and open a nearby hot water faucet until water is no longer hot.
如果排水软管的额定温度没有达到上述要求，请打开冷水进水阀，打开附近的热水水龙头，直到水不热为止。
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