故障原因：電源線斷裂、內部保險絲燒毀、電路板故障、開關接觸不良

Cause: Broken power cord, blown fuse, faulty PCB, defective power switch

處理方式：更換電源線、替換保險絲、維修/更換控制電路板、修復電源開關

Solution: Replace cord/fuse, repair or change main PCB, fix power switch

故障原因：刀盤完全卡豆、出粉通道油脂堵塞、調節刻度過緊、傳動齒輪脫齒

Cause: Burr jam, oil clog chute, too fine grind setting, stripped drive gear

處理方式：徹底清潔刀盤與出粉口、更換磨損齒輪、重新校正研磨刻度

Solution: Deep clean burr & chute, replace worn gear, recalibrate grind setting

故障原因：刀盤變形崩齒、金屬異物掉入刀盤、電機軸承磨損、固定螺絲鬆脫

Cause: Damaged burr, metal foreign object, worn motor bearing, loose screw

處理方式：更換全新刀盤、拆解清理異物、替換電機軸承、鎖緊固定配件

Solution: New burr replacement, remove foreign object, change bearing, tighten all screws

故障原因：咖啡油脂固化卡緊調節齒、齒輪磨損咬合卡死、螺絲生鏽

Cause: Solidified coffee oil jam adjustment gear, worn gear, rusted screw

處理方式：拆解除油清潔、替換調節齒輪、除鏽潤滑機構

Solution: Disassemble degrease clean, replace adjust gear, rust removal & lubricate

故障原因：刀盤鈍化磨損、刀盤安裝偏移、研磨機未水平放置

Cause: Worn dull burr, misaligned burr assembly, unlevel machine placement

處理方式：更換刀盤、重新校正刀盤位置、調整機器水平腳墊

Solution: Burr replacement, realign burr, adjust machine level feet

故障原因：電機過熱保護、電路短路、溫度感應元件故障、電源接頭接觸不良

Cause: Motor overheat protection, short circuit, defective thermal sensor, loose power connector

處理方式：散熱清潔電機、修復短路線路、更換溫控元件、重接電源端子

Solution: Clean motor heat sink, fix short circuit, replace thermal sensor, rewire power terminal

故障原因：豆倉閥門彈簧鬆脫、密封膠圈老化破損、豆倉底座裂開

Cause: Loose hopper spring, worn rubber seal, cracked hopper base

處理方式：重裝彈簧、替換密封膠圈、修補/更換豆倉容器

Solution: Reinstall spring, replace rubber seal, repair or change hopper

故障原因：靜電累積、內部通道油脂堆積、粉槽塑膠老化起毛

Cause: Static electricity, oil residue chute, rough aged plastic cup

處理方式：內部除油清潔、安裝靜電消除配件、替換全新粉槽

Solution: Deep degrease clean, anti-static accessory install, new dosing cup

故障原因：計時電路板故障、按鈕開關氧化、數碼顯示屏損壞

Cause: Defective timer PCB, oxidized button switch, broken display screen

處理方式：維修計時模組、替換按鈕、更換顯示面板

Solution: Repair timer module, replace buttons, new display panel

故障原因：刀盤間隙異常、大顆瑕疵咖啡豆卡入、傳動馬達扭力不足

Cause: Abnormal burr gap, oversized defective bean, low torque motor

處理方式：校正刀盤間距、清潔刀盤、更換高扭力電機

Solution: Recalibrate burr gap, deep clean burr, high torque motor replacement

故障原因：電機碳刷磨損、電容老化衰減、刀盤負荷過大卡滯

Cause: Worn motor carbon brush, degraded capacitor, heavy burr load jam

處理方式：更換碳刷/電容、清潔刀盤減少負載、維修電機線圈

Solution: Replace brush/capacitor, clean burr, repair motor coil

故障原因：接地線脫落、內部線路絕緣層破損、濕氣滲入機身

Cause: Disconnected ground wire, damaged wire insulation, moisture inside unit

處理方式：重新接好接地、修復破損線路、乾燥除濕內部機構

Solution: Reconnect ground wire, fix damaged wiring, dry internal components

故障原因：安全彈簧開關移位、感應金屬片氧化、線路斷路

Cause: Misplaced safety spring switch, oxidized sensor metal, broken wire

處理方式：校正安全開關位置、打磨氧化接點、重接斷裂線路

Solution: Recalibrate safety switch, polish oxidized contact, rejoin broken wire

故障原因：電機過熱燒蝕塑膠、線路短路燒毀、刀盤摩擦塑膠殼

Cause: Overheat motor burn plastic, short circuit burn wire, burr rub plastic housing

處理方式：立即停機檢查電機、隔離短路線路、校正刀盤避免摩擦

Solution: Stop machine & inspect motor, isolate short circuit, adjust burr position

故障原因：軸承積油卡滯、刀盤卡粉、轉動齒輪生鏽

Cause: Oil jam bearing, powder stuck burr, rusted drive gear

處理方式：全機拆解清潔除鏽、軸承食品級潤滑、修復刀盤

Solution: Full disassembly clean rust, food-grade bearing lubrication, burr repair

故障原因：出粉通道殘粉累積、計量齒輪磨損、研磨刻度偏移

Cause: Residual powder chute, worn dosing gear, drifted grind calibration

處理方式：定期深度清潔、替換計量齒輪、重新標定研磨參數

Solution: Regular deep cleaning, replace dosing gear, re-calibrate grind parameter

故障原因：環境濕度高、清洗後未完全晾乾、海水/廚房水氣侵蝕

Cause: High humidity, not fully dry after washing, kitchen moisture corrosion

處理方式：除鏽拋光金屬件、密封防濕處理、替換嚴重鏽蝕零件

Solution