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如何给美的热水器更换阳极镁棒
更新时间： 2020-10-13 00:00:00  

步骤：

断开开关后拔出热水器插头，关闭冷水进水管的阀门。拆下污水口保护盖，污水口下方放一水桶接污水，然后松开镁棒螺丝头，用手慢慢拉出旧镁棒，排空污水。第一遍放出污水后，打开冷水进水阀门，用水冲洗一下内胆里面残留的污垢。如果内胆特别脏，可再放满水后重新排放一下污水。最后关闭冷水进水阀门，安装上新的镁棒以及污水口保护盖。

关键词： 如何 热水器 更换 阳极

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