故障原因：沖煮頭膠圈老化變形、濾碗邊緣殘留咖啡粉、把手未扣緊。維修方式：更換沖煮頭密封圈、清潔沖煮頭、重新校正把手卡扣。

Cause: Old group head gasket, coffee residue on filter, loose portafilter. Repair: Replace gasket, deep clean group head, adjust portafilter lock.

原因：水泵老化、進水濾芯堵塞、單向閥積垢、鍋爐壓力傳感器故障。保養：每3個月清洗濾芯、除水垢；維修需更換水泵或壓力閥。

Cause: Worn pump, clogged filter, scaled check valve, faulty pressure sensor. Maintenance: Clean filter & descale every 3 months; replace pump/valve if broken.

加熱管燒斷、溫控器故障、保險絲燒毀，需檢測電路更換加熱元件。

Burnt heater, faulty thermostat, blown fuse; replace heating parts after circuit test.

水管老化爆裂、鍋爐密封墊漏水、廢水盤排水管堵塞，拆解更換軟管疏通管道。

Cracked hose, broken boiler seal, blocked drain tray; replace hose & clear drain.

研磨刀盤積油垢、進豆口卡殘渣、馬達動力不足，拆洗刀盤、檢查馬達。

Oil residue on burrs, stuck coffee, weak motor; fully clean burrs & test motor.

研磨度太粗、粉量不足、沖煮頭壓力不足，調校研磨刻度、檢查泵壓。

Too coarse grind, insufficient coffee dose, low pump pressure; adjust grind & calibrate pump.

研磨過細、沖煮頭堵塞水垢、濾網孔洞阻塞，除水垢清洗沖煮頭。

Too fine grind, scaled group head, clogged filter screen; full descaling & cleaning.

電源線斷路、內部保險絲燒、主板故障，檢查供電電路維修主板。

Broken power cord, blown fuse, faulty main PCB; circuit inspection & board repair.

蒸汽管路水垢堵塞、蒸汽閥損壞、鍋爐溫度不足，深度除水垢更換蒸汽閥。

Scaled steam pipe, broken steam valve, low boiler temp; descale & replace valve.

水泵磨損、腳墊老化、內部零件鬆動，更換水泵避震墊加固機件。

Worn pump, aged rubber feet, loose internal parts; replace pump & shock pads.

沖泡器膠圈老化、沖泡組磨損，拆解清洗更換沖泡組配件。

Worn brew unit gasket, damaged brew chamber; clean & replace brew parts.

加熱管水垢包覆、溫控探頭偏移，除水垢校正溫度感應器。

Thick scale on heater, misaligned temp probe; full descale & recalibrate sensor.

穿刺針彎曲、推桿彈簧老化，更換穿刺針與彈簧組件。

Bent piercing needle, weak push spring; replace needle & spring assembly.

雙鍋爐水泵過熱、散熱不良，更換水泵加強散熱系統。

Overheated dual boiler pump, poor heat dissipation; replace pump & upgrade cooling.

水位感應器故障、缺水保護觸發、主板邏輯異常，讀取故障碼維修感應器。

Faulty water level sensor, low water protection, PCB error; decode error & repair sensor.

鍋爐生鏽、管路長期未除垢，全套拆解除水垢消毒管路。

Rusted boiler, heavy scale inside pipes; full disassembly descale & sanitize.

家用半自動：每週清洗沖煮頭，3個月除水垢；商用機每週除垢、每日清潔蒸汽棒。

Home semi-auto: weekly group head clean, descale every 3 months; commercial weekly descale, daily steam wand clean.

清空水箱、除水垢、擦乾內部管路、拔出電源，放置乾燥陰涼處，半年復用前徹底清洗。

Empty water tank, full descale, dry all pipes, unplug power, store dry cool area; deep clean before reuse after 6 months.

香港自來水硬度高，長期使用會快速結水垢，建議搭配軟水濾芯延長機器壽命。

HK tap water high mineral content causes fast scale; use water softener filter to extend machine lifespan.

檢查電源、水箱水量、濾網是否堵塞、沖煮頭膠圈、蒸汽棒是否堵塞，簡單清潔後仍故障再送修。

Check power, water tank, clogged screen, group gasket, steam wand; send to repair if fault remains after cleaning.