惠而浦 Whirlpool 抽油煙機專業維修
Whirlpool Range Hood Repair Hong Kong

通電無燈光、無蜂鳴、風扇不啟動
No light, no beep, fan not working after power on

插座斷電 / 插頭鬆脫、機內保險絲熔斷、電源線斷路、主控板供電電容擊穿、地線漏電保護跳閘
Socket power off, loose plug, blown fuse, broken power cord, main board capacitor breakdown, earth leakage tripped

換插座測試；檢查全屋廚電空氣開關；拆開機頂接線盒看電源線有無發黑斷線
Test another socket; check kitchen circuit breaker; open top junction box to check burnt wire

電源線、保險管、主控電路板、降壓電容
Power cord, fuse, main control board, step-down capacitor

觸控無反饋、按鍵錯亂、只有某一檔能用、螢幕不亮
Touch no response, button disorder, single speed only, screen black

面板油污滲入短路、觸控晶片損壞、排線鬆脫氧化、電壓衝擊燒壞觸控板
Oil leakage short circuit, touch IC damaged, loose oxidized cable, voltage surge burnt touch panel

用酒精徹底擦拭面板油污；斷電靜置5分鐘復位；重新插緊內部排線
Clean panel oil with alcohol; power off 5 mins reset; reinsert internal cable

觸控面板總成、排線、主控板
Touch panel assembly, cable wire, main board

按鍵通電有聲，電機悶響，扇葉卡死不動
Power on hum sound, fan blade stuck no rotation

啟動電容容量衰減擊穿、電機軸承油污卡死、風輪纏保鮮膜 / 鋼絲球異物、電機繞組開路
Degraded start capacitor, motor bearing stuck by oil, foreign object wrapped fan wheel, motor winding open circuit

斷電手動撥動風輪，卡頓 = 異物 / 軸承；順滑則電容損壞
Turn fan wheel manually when power off; stuck = foreign object/bearing; smooth = capacitor broken

電機啟動電容、風機電機總成
Motor start capacitor, fan motor assembly