故障現象：沖洗或製作咖啡時機身底部滲水，滴水盤短時間就積滿水。 Symptom: Water leaks under machine during rinse / brewing, drip tray fills rapidly.

故障原因：矽膠軟管老化破裂、沖煮組密封圈硬化、熱交換器積垢滲漏、水箱底部止水閥損壞。 Cause: Aging silicone tube broken, brew group seal hardened, heat exchanger scale leakage, tank bottom valve damaged.

自行檢查方法：檢查水箱底膠閥狀態、定期拆解清洗沖煮組、執行完整除垢程序。 Self-check: Inspect tank valve, clean brew group regularly, run full descaling.

維修更換零件：矽膠水管、沖煮組密封圈、水箱底止水閥。 Replace Parts: Silicone tube, brew group seal, tank shut-off valve.

故障現象：水箱已經加滿清水，儀表仍然提示缺水，有時做完一杯咖啡立刻報警。 Symptom: Water tank full, still low water alert, alarm triggers after single brew.

故障原因：水位浮子卡滯或破損、水流感應器故障、水箱接觸位髒汙導致感應失靈。 Cause: Stuck/broken float sensor, flow sensor fault, dirty tank contact points.

自行檢查方法：取出水箱清洗水位浮球，擦乾機身與水箱接觸觸點。 Self-check: Clean float, wipe contact terminals on machine & tank.

維修更換零件：水位浮子總成、水流傳感器（水表）。 Replace Parts: Float assembly, flow meter sensor.

故障現象：切換咖啡豆模式，磨豆馬達沒有反應，或是出現金屬異響，無法正常下豆研磨。 Symptom: Bean mode no grinding motor response, metal noise, fail feeding beans.

故障原因：咖啡豆油脂黏附刀盤造成堵塞、異物卡入刀盤、磨豆馬達燒毀、傳動齒輪卡阻。 Cause: Oily jam on burrs, foreign object stuck, burnt grinder motor, jammed gear.

自行檢查方法：清空豆倉清理咖啡油垢，禁止空機狀態調校研磨粗細。 Self-check: Empty hopper & clean oil residue; avoid adjusting grind when empty.

維修更換零件：磨豆馬達、磨豆刀盤、研磨傳動齒輪。 Replace Parts: Grinder motor, burr set, drive gear.

故障現象：固定咖啡份量設定，萃取水量忽多忽少，無法穩定定量。 Symptom: Same setting but inconsistent brew volume.

故障原因：水流感應器老化、內部水路水垢堵塞、水泵壓力衰退。 Cause: Aging flow sensor, limescale blockage, weak pump pressure.

自行檢查方法：執行完整除垢，多次啟動自動沖洗清理水路。 Self-check: Full descaling, run auto rinse cycles.

維修更換零件：水流感應水表、電磁閥、震動水泵。 Replace Parts: Flow meter, solenoid valve, vibration pump.

故障現象：機器顯示備妥 READY，但咖啡溫度偏涼，蒸汽溫度不足。 Symptom: READY status, coffee cool, insufficient steam heat.

故障原因：NTC 溫度感應器故障、加熱熱塊堆積大量水垢、溫控保護跳脫。 Cause: Faulty NTC sensor, scaled thermoblock, thermal protection tripped.

自行檢查方法：善用預沖洗功能、定期除鈣、萃取前預熱咖啡杯。 Self-check: Pre-rinse, regular descaling, preheat cups.

維修更換零件：NTC 溫度探針、加熱熱塊、熱保護器。 Replace Parts: NTC probe, thermoblock, thermal fuse.

故障現象：切換蒸汽模式，只能流出熱水，產生不了蒸汽，難以打奶泡。 Symptom: Steam mode outputs hot water only, cannot foam milk.

故障原因：蒸汽管路水垢淤塞、蒸汽電磁閥卡滯、水泵壓力不足、蒸汽噴嘴堵塞。 Cause: Scaled steam pipe, stuck steam solenoid, low pump pressure, clogged steam tip.

自行檢查方法：拆解清洗蒸汽棒，定期執行完整除垢程序。 Self-check: Disassemble & clean steam wand, regular descaling.

維修更換零件：蒸汽電磁閥、蒸汽噴嘴套件、水泵。 Replace Parts: Steam solenoid, steam tip kit, water pump.

故障現象：卡布奇諾系統噴濺、奶泡容易消散，吸管無法抽取牛奶。 Symptom: Splashing, foam collapses quickly, no milk suction.

故障原因：奶泡管路、奶泡頭累積奶垢堵塞、進氣孔封閉。 Cause: Milk residue blockage in foam tube & nozzle, blocked air intake.

自行檢查方法：每次使用完即清洗整套奶泡配件，拆解沖洗所有管路。 Self-check: Clean all milk accessories after every use.

維修更換零件：奶泡吸管、奶泡頭、奶泡閥組。 Replace Parts: Milk suction tube, foam nozzle, milk valve assembly.

故障現象：螢幕亮起通用故障警示，無法製作咖啡。 Symptom: General alarm triggered, machine stops brewing.

故障原因：沖煮組位置偏移、傳動馬達卡滯、機內過髒、主板訊號異常。 Cause: Misaligned brew group, jam drive motor, dirty interior, mainboard signal error.

自行檢查方法：斷電關機，取出沖煮組清潔後重新正確安裝。 Self-check: Power off, remove, clean and reinstall brew group.

維修更換零件：沖煮組傳動馬達、位置感應開關。 Replace Parts: Brew group drive motor, position sensor switch.

故障現象：無法拉出沖煮組，關機之後仍然卡緊。 Symptom: Brew group locked even after power off.

故障原因：沖煮組停留在非拆卸位置、咖啡粉結塊卡阻、傳動齒輪磨損。 Cause: Brew group in wrong position, compacted coffee powder, worn drive gear.

自行檢查方法：務必在完全斷電狀態嘗試取出，禁止強行拉扯。 Self-check: Fully power off first, NEVER pull forcibly.

維修更換零件：沖煮組總成、傳動齒輪組。 Replace Parts: Complete brew group, drive gear set.

故障現象：出水細小呈滴漏狀，萃取時間過長。 Symptom: Slow dripping, over-extraction.

故障原因：水路水垢、咖啡出水口噴嘴堵塞；半自動機型常見濾碗堵塞、沖煮頭膠圈積垢。 Cause: Limescale, clogged spout; semi-auto filter basket / group seal dirt.

自行檢查方法：清理出水口噴嘴、完整除垢，嘗試調粗研磨度測試。 Self-check: Clean spout, full descaling, try coarser grind.

維修更換零件：出水噴嘴、電磁閥。 Replace Parts: Coffee spout, solenoid valve.

故障現象：咖啡機雙噴嘴其中一側沒有咖啡流出。 Symptom: One spout completely blocked.

故障原因：噴嘴累積乾硬咖啡油垢造成堵塞。 Cause: Hardened coffee oil clogging spout hole.

自行檢查方法：使用軟刷小心清理噴孔，養成定期沖洗習慣。 Self-check: Soft brush clean spouts, regular rinsing.

維修更換零件：咖啡出水口噴嘴總成。 Replace Parts: Dual coffee spout assembly.

故障現象：少量咖啡渣就觸發滿渣警示，不能繼續製作咖啡。 Symptom: Waste full alert triggered prematurely.

故障原因：渣盒光感感應窗口髒汙、彈簧觸點開關老化。 Cause: Dirty optical sensor window, worn spring contact switch.

自行檢查方法：擦拭渣盒感應窗口、清潔滴水盤觸點。 Self-check: Wipe sensor window & drip tray contacts.

維修更換零件：光感感應器、彈簧觸點開關。 Replace Parts: Optical sensor, contact switch.

故障現象：按下萃取鍵，水泵持續發出噪音，沒有水流產生。 Symptom: Pump vibrates loudly, no water flow.

故障原因：水路出現空氣鎖、水泵老化、進水濾網堵塞、電磁閥卡死。 Cause: Air lock, aging pump, clogged inlet filter, stuck solenoid.

自行檢查方法：開啟熱水功能排出管路空氣，檢查水箱進水濾網。 Self-check: Run hot water to release air lock, clean inlet filter.

維修更換零件：震動水泵、進水濾網、電磁閥。 Replace Parts: Vibration pump, inlet filter, solenoid valve.

故障現象：觸控或實體按鍵沒有反應，有時候自行觸發指令。 Symptom: Touch/physical button failure, machine auto activates functions.

故障原因：操作面板受潮、按鍵膜老化、面板排線氧化。 Cause: Moist control panel, worn keypad membrane, oxidized cable.

自行檢查方法：斷電靜置半小時，等待機身內部除濕。 Self-check: Power off 30 mins to dehumidify inside unit.

維修更換零件：操作面板、面板連接排線。 Replace Parts: Control panel, flat ribbon cable.

故障現象：開機、閒置階段持續自動沖水，無法停止。 Symptom: Endless auto rinse when standby.

故障原因：主板程式異常、溫度感應訊號不穩、水流感應器誤判。 Cause: Mainboard firmware error, unstable NTC signal, false flow detection.

自行檢查方法：斷電重啟，嘗試回復機器出廠設定。 Self-check: Power cycle, restore factory default.

維修更換零件：主控板、NTC 溫度感應器。 Replace Parts: Main control board, NTC temperature sensor.

故障現象：萃取時不從濾碗出水，把手外圍噴濺咖啡。 Symptom: Coffee splashes outside portafilter instead of basket.

故障原因：沖煮頭密封圈老化硬化、堆積咖啡垢失去密封性。 Cause: Hardened group head gasket blocked by coffee residue.

自行檢查方法：拆出沖煮頭密封圈清洗觀察彈性。 Self-check: Remove and inspect group gasket elasticity.

維修更換零件：沖煮頭密封圈（沖煮頭膠圈）。 Replace Parts: Group head rubber gasket.

故障現象：倒入咖啡粉不會落入沖煮組，咖啡味道偏淡甚至不出咖啡。 Symptom: Powder fails entering brew group, weak coffee or no output.

故障原因：粉槽累積油垢結塊，封閉進粉通道。 Cause: Oil residue blocks pre-ground chute.

自行檢查方法：使用專用毛刷定期清理預磨粉通道。 Self-check: Regularly clean powder chute with dedicated brush.

維修更換零件：預磨粉導料通道套件。 Replace Parts: Pre-ground feed chute assembly.

故障現象：跑完整套除垢流程，警示燈仍然持續閃爍。 Symptom: Descaling warning still active after full procedure.

故障原因：機內水垢過厚、除垢期間水位不足、水流感應計數異常。 Cause: Heavy scale, insufficient water during descaling, flow meter counting error.

自行檢查方法：除垢時水箱加水至 MAX 刻度，重新完整執行一次除垢。 Self-check: Fill tank to MAX, re-run complete descaling.

維修更換零件：水流感應水表。 Replace Parts: Flow meter sensor.

故障現象：製作咖啡中途機器突然熄機，無法立刻開機。 Symptom: Sudden shutdown during brewing, cannot restart immediately.

故障原因：熱保護器過熱跳脫、主板供電故障、整流橋損壞。 Cause: Overheat thermal trip, power supply fault, broken rectifier bridge.

自行檢查方法：機器保留散熱空間，不要緊貼牆壁擺放。 Self-check: Leave ventilation gap, avoid placing tight against wall.

維修更換零件：熱保護保險絲、主板整流橋、電源板。 Replace Parts: Thermal fuse, rectifier bridge, power board.

故障現象：相同咖啡豆與研磨設定，咖啡口感如水，crema 稀少。 Symptom: Watery coffee, thin crema with same bean & grind setting.

故障原因：磨豆刀盤磨損變鈍、水路輕微堵塞、沖煮組密封失效。 Cause: Worn burrs, minor waterway blockage, failed brew group seal.

自行檢查方法：微調至更細研磨度測試，全面清洗沖煮組。 Self-check: Try finer grind, fully clean brew group.

維修更換零件：磨豆刀盤、沖煮組密封圈。 Replace Parts: Grinder burr set, brew group sealing ring.