故障原因：加熱絲燒斷、溫控器損壞、水垢包覆鍋爐；保養建議：每2個月除一次水垢，避免自來水硬水長期使用

Cause: Broken heating coil, faulty thermostat, limescale boiler coating; Maintenance: Descaling every 2 months, avoid hard tap water

故障原因：泵老化、分水網堵塞、密封圈老化漏壓；保養建議：每次使用後沖洗分水網，半年更換全套膠圈

Cause: Aging pump, clogged shower screen, worn seal leak; Maintenance: Rinse shower screen after use, replace full seals every 6 months

故障原因：水管老化、鍋爐接頭膠圈破裂、水箱裂紋；保養建議：搬移機器輕拿輕放，不要過度扭緊水管接頭

Cause: Aging tube, cracked boiler seal, tank crack; Maintenance: Handle machine gently, do not over-tighten pipe joints

故障原因：蒸汽孔堵塞、蒸汽閥故障、副鍋爐加熱異常；保養建議：打完奶泡立刻開蒸汽沖洗蒸汽桿，每日清潔

Cause: Clogged steam tip, faulty steam valve, secondary boiler error; Maintenance: Purge steam wand right after milk foam every day

故障原因：保險絲燒斷、電源主板損壞、電源線斷路；保養建議：避免同時與大功率電器共用插座

Cause: Blown fuse, broken main board, power cord break; Maintenance: Do not share socket with high-power appliances

故障原因：沖煮頭密封圈老化變形；保養建議：每月檢查膠圈，有硬化即更換

Cause: Deformed group head rubber seal; Maintenance: Check seal monthly, replace when hardened

故障原因：分水網殘留咖啡油垢、鍋爐水垢；保養建議：每週使用咖啡清潔粉反沖沖煮頭

Cause: Oil residue on shower screen, boiler limescale; Maintenance: Backflush group head weekly with coffee cleaner

故障原因：浮球感應器卡垢、感應線路故障；保養建議：每周取出水箱徹底刷洗內壁浮球

Cause: Limescale stuck float sensor, wiring fault; Maintenance: Take out tank & clean float weekly

故障原因：泵固定墊老化、內部水管碰撞、缺少潤滑；保養建議：放置平整台面，每年保養內部泵組

Cause: Worn pump cushion, loose internal tube, lack lubricant; Maintenance: Place machine on flat surface, annual pump maintenance

故障原因：熱水獨立加熱管堵塞、溫控失效；保養建議：除水垢時同步沖洗熱水管路

Cause: Clogged hot water tube, thermostat fail; Maintenance: Flush hot water pipe during descaling

故障原因：沖煮頭螺紋堆積咖啡油垢、膠圈膨脹；保養建議：每週鋼刷清潔沖煮頭螺紋

Cause: Coffee oil clog group thread, swollen seal; Maintenance: Brush group thread weekly with steel brush

故障原因：細微水垢殘留、分水器微孔堵塞；保養建議：使用專業咖啡機除垢劑，不要用白醋替代

Cause: Residual limescale, clogged micro holes manifold; Maintenance: Use dedicated coffee machine descaler, avoid white vinegar

故障原因：蒸汽孔部分堵塞、蒸汽壓力不足；保養建議：每次用完針疏通蒸汽孔殘留奶漬

Cause: Partially clogged steam tip, low steam pressure; Maintenance: Clear milk residue with pin after each use

故障原因：過熱保護器跳掣、主板穩壓故障；保養建議：機器兩側保留散熱空間，不要封閉嵌入式擋板

Cause: Overheat protector trip, mainboard voltage fault; Maintenance: Leave ventilation space both sides, do not block embedded cabinet

故障原因：濾碗微孔堵塞、咖啡油脂堆積；保養建議：每日清潔濾碗，每週浸泡清潔粉

Cause: Clogged basket holes, thick coffee oil; Maintenance: Clean basket daily, soak with cleaner weekly

故障原因：內部管路生鏽、殘留發霉水漬；保養建議：長時間不使用需排空水箱、鍋爐存水

Cause: Rust internal pipe, moldy residual water; Maintenance: Empty tank & boiler if machine idle long time

故障原因：壓力開關損壞、主板控制訊號異常；保養建議：每年檢查壓力開關靈敏度

Cause: Broken pressure switch, mainboard signal error; Maintenance: Inspect pressure switch sensitivity yearly

故障原因：水箱底部密封墊脫落、水箱裂紋；保養建議：搬動時避免水箱撞擊硬物

Cause: Tank base seal fall off, tank crack; Maintenance: Avoid hard impact while moving tank

故障原因：溫控探頭積垢、接點氧化；保養建議：停用超過1個月重新使用前先完整除垢一次

Cause: Limescale on temperature probe, oxidized contact; Maintenance: Full descaling before reuse if idle over 1 month

月度保養：沖煮頭反沖、清潔蒸汽桿、檢查膠圈
季度保養：全機除水垢、刷洗水箱、檢查泵壓
年度深度保養：拆解內部管路、更換全套密封件、泵組潤滑、電路檢測

Monthly: Backflush group head, clean steam wand, check seals
Quarterly: Full descaling, tank deep clean, pump pressure test
Yearly Full Service: Disassemble pipes, replace all seals, pump lubrication, circuit inspection