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三開門冰箱開關故障

發布時間:2025-05-27 點擊:22
維修經驗:
1. 三門式冷藏箱的制冷系統主要由壓縮機、冷凝器(散熱片)、蒸發器和毛細管組成;而冷凍系統的結構則是由壓縮機電容和節流閥以及干燥過濾器構成。
2. 冷凍室內的溫度是隨著外界氣溫變化而改變其工作狀態及性能參數的重要指標之一,因此對它的檢測必須結合實際使用情況來進行判斷與處理.
3. 在檢查時要注意各部件的工作是否正常,特別是要觀察電容器是否損壞或漏液等異常現象的出現。另外還要特別注意電源電壓的變化是否符合要求,以免造成不必要的損失!
4. 制冷劑泄漏會造成高壓保護動作而使電路斷電并產生報警聲,此時應先切斷低壓供電線路后關閉總閥門再打開分閘進行檢查修理即可恢復正常運行。
5. 對于一些特殊用途的三門冰箱如制冰機類,由于在制造過程中會加入一定量的添加劑以增加除霜效果,因此在檢修時應首先將制冰機關閉后再進行其他操作。
6. 由于三門冰箱內部空間較大且電器設備較多所以對于各種控制器的安裝位置要有足夠的重視,否則會影響到整個電氣設備的正常工作甚至導致觸點粘連等現象的發生。


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