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怎么判断空调氟加多了

更新时间: 2020-10-28 00:00:00     

外机低压管上霜也是氟利昂加多了。用2根手指摸外机接口处的2根铜管,缺氟高压管上霜,氟多了低压管上霜,最好是2根铜管的温度一致。严格从技术角度来说,如果空调氟加多了,只能全部放掉,重新抽真空、保压,并加注标准量制冷剂。

当空调制冷系统管路内冷媒量不足的时候,压缩机吸排气温度升高,吸排气压力降低,压缩机运转电流值变小,空调制冷效果变差。

当空调制冷系统管路内冷媒填充过量的时候,压缩机吸排气压力升高,压缩机运转电流值变大,低压连接管局部可能会结霜甚至结冰,压缩机运转噪声异常。

关键词: 怎么 判断 空调

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