看看压缩机,冷凝器,冷却剂阀门及管线焊接接口周围是否有油渍,象这种每两年需加致冷剂经年累月应该不难看到。管线除非外力破坏,一般无虞。
看看压缩机,冷凝器,冷却剂阀门及管线焊接接口周围是否有油渍,象这种每两年需加致冷剂经年累月应该不难看到。管线除非外力破坏,一般无虞。
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