冷氣機|打風開冷氣易壞機? 專家警告:過熱燒機維修費逾千元 1種意外最常見

文: 程家健
2024.11.09

打風開冷氣易壞機? 房協和中電曾提醒市民打風時勿開當風位冷氣機,否則可引致摩打損壞甚至過熱起火。香港空調製冷業職工總會會務主任許錫強接受訪問就拆解箇中原理,惟他形容情況鮮有聽聞,反而另一情況在打風天下較為常見。

打風勿開當風位冷氣 或引致損壞

房協和中電曾提醒,打風期間勿開當風位冷氣機,理由是強風有機會令冷氣機反方向運轉,如冷氣機處於運作狀態,可能導致摩打與強風「鬥力」,引致損壞甚至過熱起火,故此位處當風位的冷氣機不宜在打風期間使用。

👇🏻打風必做8大防風措施👇🏻

 


吹機尾可致「頂風」 極端情況或起火

香港空調製冷業職工總會會務主任許錫強接受訪問時解釋,不論是窗口式還是分體式冷氣機,運作原理都是將空氣抽入機內,再在「尾部」把熱氣吹出室外達至散熱。當強風直吹冷氣機「尾部」,甚至是風速大於機內散熱風扇風力就會形成「頂風」,此時風扇會開始變慢、停止甚至反方向運轉,在無法散熱下,摩打可能會停止運作,甚至燒毀引致起火。

因此許錫強不建議在打風期間開啟設於當風位置的冷氣機,但其他冷氣機則無大問題。許錫強指如冷氣散熱風扇摩打損壞,一般維修費約1,000至2,000元,「除非是僅用1、2年新機,否則大部分人都會選擇換新」。


冷氣邊位滲水應急法

隨「頂風」導致摩打損壞之外,許錫強指另一個打風常見意外是窗口機被強風吹入屋,形容每次打風都發生1至2宗,起因一般是安裝時未有裝上鎖機螺絲,一般重新裝上就能解決問題。他又指冷氣機邊位玻璃膠如有老化,打風大雨期間可能會滲水,應急方法是先用膠袋楔住罅隙,待天氣好轉後再維修。

 

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