创建于06.04

空调压缩机是否需要添加冷冻油的判断方法

凭经验随意添加冷冻油是不妥的。四个迹象有助于确认是否需要加油。第一,由于润滑不足导致压缩机出现异常敲击声。第二,停机后压缩机观察镜的油位低于最低刻度线。第三,制冷效果差,频繁高温保护,这是由于缺油导致散热不良引起的。第四,之前发生过制冷剂泄漏、压缩机大修或管道更换,因为泄漏的制冷剂会带走润滑油。切勿因油位过高而加油,以免造成油 the slugging 和阀门损坏。仅当油位偏低并出现异常故障时,才按照制造商的标准油位,定量添加规定牌号的冷冻油。

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