天气预报 > 数码 > 暖气放气一定要关回水阀吗
暖气放气一定要关回水阀吗
更新时间: 2021-12-29 10:23:10  

要。暖气放气时需要将回水阀关掉,将进水阀打开,一般阀门与阀门所在管道方向平行就是开,与管道方向垂直就是关。然后再按照热水进屋的顺序将每个暖气片都依次放气,放到排气阀门出水,直到所有暖气片的排气阀都排气结束之后,才能再打开回水阀门,这样才能将暖气管道内的空气排干净。

关键词: 暖气 一定

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