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空調系統常見的四種故障

  • Aug 23, 2020
  • 1 min read

Updated: Feb 19, 2021

1製冷劑加注不足

故障排除:找出系統漏點,加注足够的製冷劑

其他現象:觀察鏡中觀察到氣泡。車內製冷效果差。高壓管溫熱,低壓管略冷,溫差不大

2膨脹閥故障

原因及解決辦法

膨脹閥堵塞更換;

膨脹閥感溫包損壞或裝配不當;膨脹閥過大,應包裝膨脹閥感溫包;更換膨脹閥;重新調整膨脹閥開度

膨脹閥損壞,更換膨脹閥

三。製冷液與空氣混合

原因及解決辦法

首次加注製冷劑或維修後,真空度不符合要求,

迴圈使用製冷劑,並反復更換泵的製冷劑

4冷凝器故障

冷凝效果不好;檢查冷凝風機是否有故障,冷凝器散熱器是否堵塞;

根據需要檢查電力系統或清潔冷凝器



 
 
 

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