廣東
空調制冷制熱切換異常，可能四通閥線圈損壞或控制信號錯誤，需檢修線圈、檢查控制電路
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Notice: The content above (including the pictures and videos if any) is uploaded and posted by a user of NetEase Hao, which is a social media platform and only provides information storage services.
