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空调多长时间加氟?怎么判断空调需要加氟?
更新时间: 2021-01-15 23:26:42  

1、使用超过5年以上的;

2、多次移机的(空调移机排空时会消耗部分氟立昂);

3、夏天外机连接点的粗管裸露处(即低压管)不结露或不凉的;

4、夏天外机风扇排风不热的;

5、夏天回气压力(粗管)低于0.4兆帕的;

6、压缩机运转电流小于铭牌标注正常值的;

7、夏季高压管(细管)结霜的。

关键词: 空调 时间 怎么 判断 需要

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