元朗 WPM Welhome 咖啡機維修｜不出咖啡堵塞清洗維修
作者：香港駿弘電器維修公司
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发表时间：2026-07-11 18:34:10
特大喜訊｜元朗WPM Welhome咖啡機專業維修
WhatsApp即時諮詢
線上預約維修
Special Offer | Yuen Long WPM Welhome Coffee Machine Repair
WhatsApp Enquiry
Online Repair Booking
WPM Welhome半自動咖啡機專業維修實拍
WPM Welhome semi-auto coffee machine repair onsite photo
咖啡機最常壞20個故障｜保養問與答（家用/商用通用）
Top 20 Common Coffee Machine Faults & Maintenance FAQ (Home & Commercial)
包含WPM Welhome、進口全自動、商用意式機、膠囊機常見堵塞、不出咖啡、漏水、加熱異常解決方案
Solutions for blockage, no coffee flow, water leak, heating error for WPM Welhome, super-auto, commercial espresso & capsule machines
1. WPM Welhome咖啡機不出咖啡、出水細微堵塞
1. WPM Welhome machine no coffee output, weak flow & blockage
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成因：沖煮頭咖啡油垢、分水網堵塞、磨豆粗細不對、水泵壓力不足；保養解決：每2周拆洗分水網、沖煮頭除油，調整磨豆刻度，水泵老化需更換配件。
Cause: Coffee oil clog on brew head, shower screen blockage, wrong grind size, weak pump pressure. Solution: Disassemble & clean shower screen every 2 weeks, descale brew head, adjust grind, replace faulty pump if worn.
2. 咖啡機漏水，底部積水、沖煮頭滲水
2. Coffee machine water leak, water pooling under unit
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成因：密封圈老化、水管接頭鬆脫、水箱裂縫、排水閥堵塞；維修：更換矽膠密封圈，重接軟管，修補或更換水箱，疏通排水管路。
Cause: Worn rubber seal, loose pipe joint, cracked water tank, clogged drain valve. Repair: Replace silicone gaskets, reattach hoses, repair or swap water tank, unclog drain pipes.
3. 機器加熱不夠、咖啡溫度偏低
3. Low heating temperature, cold espresso output
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加熱盤/鍋爐水垢厚、加熱絲燒斷、溫控器故障；保養每3個月除水垢，加熱組件損壞需更換發熱管與溫控。
Thick limescale on boiler/heating element, broken heater wire, faulty thermostat. Descaling every 3 months; replace heater & thermostat if damaged.
4. 蒸氣棒不出蒸氣、打奶泡無壓力
4. Steam wand no steam, low pressure for milk froth
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蒸氣管路奶垢堵塞、鍋爐壓力不足、蒸氣閥磨損；每次用完擦拭蒸氣棒，定期深度疏通管路，閥件老化更換。
Milk residue clog steam pipe, low boiler pressure, worn steam valve. Wipe wand after every use, deep clean pipes regularly, replace worn valve.
5. 全自動咖啡機磨豆機不轉、不出粉
5. Super-auto grinder jammed, no coffee powder output
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豆倉卡豆、磨刀積油卡死、磨豆馬達燒毀；每周清空豆倉清潔磨刀，馬達故障維修或更換磨豆組。
Bean jam in hopper, oil clog burrs, burnt grind motor. Empty hopper & clean burr weekly, repair or replace grind motor assembly.
6. 咖啡味道酸澀/苦澀、萃取不均
6. Sour or bitter coffee, uneven extraction
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機器長期未除油除垢、分水網堵塞、磨豆粗細不匹配；定期完整清洗沖煮系統，調整研磨刻度。
Unclean oil/limescale build-up, clogged shower screen, incorrect grind size. Full brew system cleaning & descaling, adjust grind setting.
7. 開機報故障代碼、無法啟動運行
7. Error code on startup, machine fail to run
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水位感應器、主板、流量計、門蓋感應故障；專業檢測電路板與感應零件，替換故障傳感器。
Faulty water level sensor, mainboard, flow meter, door lock sensor. Professional circuit test & sensor replacement.
8. 水箱滿水仍提示缺水、不抽水
8. Full tank but low water alert, pump no water intake
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水位浮子卡滯、進水濾網水垢堵塞、進水泵損壞；清理水箱濾網，復位浮子，水泵故障更換。
Stuck float sensor, limescale clogged inlet filter, broken intake pump. Clean tank filter, reset float, replace pump if faulty.
9. 咖啡機運作噪音巨大、震動強烈
9. Excessive noise & heavy vibration during operation
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水泵磨損、機腳墊老化、內部零件鬆動、磨豆機卡豆；加固內部組件，更換減震墊，維修水泵。
Worn pump, aged anti-vibration pad, loose internal parts, bean jam in grinder. Tighten internal components, replace shock pad, repair pump.
10. 沖煮把手無法扣緊、打滑漏咖啡
10. Portafilter loose, slip & leak coffee during extraction
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沖煮頭螺牙咖啡垢堆積、把手密封圈變形；清除螺牙油垢，替換全新把手矽膠圈。
Coffee oil clog group head thread, deformed portafilter gasket. Clean thread residue, install new silicone gasket.
11. 商用咖啡機連續萃取後壓力暴跌
11. Sharp pressure drop after continuous commercial extraction
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多鍋爐水垢堆積、循環泵老化、熱交換器堵塞；商用機建議每月除水垢，定期檢查泵壓。
Heavy limescale on multi-boiler, aged circulation pump, clogged heat exchanger. Monthly descaling for commercial units, regular pump pressure inspection.
12. 膠囊咖啡機刺穿膠囊失敗、不出液
12. Capsule piercer fail, no liquid output for capsule machine
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穿刺針鈍化、膠囊托積垢、水泵壓力不足；清理穿刺組，磨損穿刺針直接更換。
Blunt piercing needle, clogged capsule holder, low pump pressure. Clean pierce assembly, replace worn needle unit.
13. 嵌入式咖啡機門體無法關閉、感應異常
13. Built-in coffee machine door sensor malfunction, cannot close
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門鎖感應開關移位、滑軌咖啡粉卡滯；清理滑軌雜物，調整或替換門感應器。
Misaligned door lock sensor, coffee powder jam slide rail. Clear rail debris, adjust or swap door sensor.
14. 機器自動斷電、運行中途熄火
14. Auto power cut, machine shut down mid-operation
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過熱保護跳掣、電源線內斷、主板穩壓模塊損壞；檢查散熱通道，更換電源線與故障主板零件。
Overheat protection trigger, broken power cord, faulty mainboard regulator. Inspect heat dissipation, replace cord & damaged board parts.
15. 廢渣盒滿了無提示、咖啡渣溢出
15. No full dreg tray alert, coffee waste overflow
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廢渣感應光電眼髒污、彈簧卡滯；擦拭感應鏡頭，復位彈簧結構。
Dirty optical waste sensor, jammed spring. Wipe sensor lens, reset spring mechanism.
16. 熱水出口出水忽大忽小、斷斷續續
16. Hot water tap unstable, intermittent flow
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熱水閥水垢堵塞、進水軟管壓力不穩；拆解閥件除垢，檢查供水管路。
Limescale clogged hot water valve, unstable inlet pipe pressure. Disassemble & descale valve, inspect water supply pipe.
17. 手動槓桿機上壓緩慢、萃取壓力不足
17. Slow pressure build-up on lever machine, weak extraction
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活塞密封圈老化、缸體積垢；拆解活塞更換密封圈，深度除垢保養。
Worn piston gasket, limescale cylinder. Disassemble piston, replace seal, full descaling maintenance.
18. 冷萃一體機製冷不足、常溫出液
18. Cold brew unit poor cooling, room temperature output
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壓縮機散熱髒污、製冷劑不足、溫控故障；清理散熱翅片，補充冷媒或更換溫控器。
Dirty compressor heat sink, low refrigerant, faulty temperature controller. Clean cooling fins, refill refrigerant or swap thermostat.
19. 咖啡機長期保養方法，延長機器壽命
19. Long-term maintenance tips to extend machine lifespan
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家用：每2周沖煮頭除油、3個月除水垢；商用：每周深度清洗、每月除水垢；每次用完擦拭蒸氣棒、把手；遠離潮濕油煙環境。
Home: Brew head oil clean every 2 weeks, descale every 3 months. Commercial: Deep weekly wash, monthly descale. Wipe steam wand & portafilter after use, avoid humid greasy area.
20. 維修選擇上門還是觀塘門店自提？收費差異
20. Choose onsite repair or Kwun Tong self pick up? Price difference
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觀塘駿業裏門店自提檢查費僅HK$300，無上門附加費；大型嵌入式/商用機不便搬運可預約全港上門，另收上門車馬費，維修報價透明無隱藏收費。
Self pick up at Kwun Tong shop inspection HK$300 only, no extra onsite charge. Large built-in / commercial machines support HK-wide onsite service with transport fee, transparent quotation no hidden cost.
專業維修咖啡機全品牌分類
All Coffee Machine Brands We Specialize In
全自動高端家用 / 嵌入式（香港豪宅裝修主流）
Premium Built-in Super-auto (Popular for HK Luxury Homes)
Miele 美諾
Jura 優瑞
Delonghi 德龍
Saeco 喜客
Philips 飛利浦
Bosch 博世
Siemens 西門子
AEG
Liebherr 利勃海爾
De Dietrich 帝澤
Smeg 斯麥格
Gaggenau 嘉格納
意式半自動家用發燒友（WPM Welhome主力維修）
Home Semi-auto Espresso (Main Repair Brand: WPM Welhome)
WPM Welhome
Breville 鉑富
Rocket 火箭
Gaggia 加吉亞
Bezzera 貝澤拉
ECM
Profitec
Quick Mill
Ascaso 艾斯卡索
La Pavoni 拉帕沃尼
Lelit 萊利特
Gemilai 格米萊
Caffè Casa 卡法
Nuova Simonelli Musica
餐廳Cafe商用咖啡機｜頂級精品+連鎖商用
Cafe Commercial Espresso | Premium & Chain Shop Models
La Marzocco 辣媽
Slayer
Kees Van Der Westen
Synesso
Nuova Simonelli 諾瓦
Faema 飛馬
Wega 畢加索
Astoria 奧斯托利亞
Rancilio 蘭西利奧
Cimbali 金巴利
Conti 康迪
Brasilia 巴西利亞
Vibiemme 維比美
Expobar 愛寶
膠囊咖啡機（家庭/辦公室常用）
Capsule Coffee Machine (Home & Office)
Nespresso 奈斯派索
Dolce Gusto 多趣酷思
Lavazza A Modo Mio
Illy 意利
Tassimo 達斯莫
美式滴濾 / 小型辦公咖啡機
Drip Filter & Small Office Coffee Maker
Melitta 美樂家
KitchenAid 凱膳怡
Hamilton Beach 漢美馳
Cuisinart 美膳雅
Mr.Coffee
Panasonic 松下
Zojirushi 象印
Bialetti 比亞樂蒂
Bodum 波頓
國產咖啡機（香港小店、家用平價）
Chinese Domestic Budget Coffee Machines
WPM Welhome
Gemilai 格米萊
Caffè Casa 卡法
Barsetto 百勝圖
HiBREW 海布魯
SAIARA
蘇泊尔 SUPOR
小熊 Bear
摩飛 Morphy Richards
柏翠 Petrus
冷萃/手動專業、咖啡恆溫儲存配套設備
Cold Brew, Professional Grinder & Coffee Temp Storage Units
Marco
Fetco
Mahlkönig 邁赫迪
Eureka 尤里卡
Raching 美晶
Vinvautz 維諾茨
S.T.Dupont 都彭
Oasis 澳格思
維修品牌完整總表（可直接複製SEO標題）
Full Repair Brand List (Copy for SEO Title)
Miele、Liebherr、De Dietrich、WPM Welhome、Delonghi、Jura、Saeco、Philips、Bosch、Siemens、AEG、Smeg、Gaggenau、Breville、Rocket、Gaggia、Bezzera、ECM、Profitec、Quick Mill、Ascaso、La Pavoni、Lelit、Gemilai、Caffè Casa、La Marzocco、Slayer、Kees、Synesso、Nuova Simonelli、Faema、Wega、Astoria、Rancilio、Cimbali、Conti、Brasilia、Vibiemme、Expobar、Nespresso、Dolce Gusto、Lavazza、Illy、Tassimo、Melitta、KitchenAid、Panasonic、Bialetti、Bodum、Barsetto、HiBREW、蘇泊尔、小熊、柏翠、Marco、Fetco、Mahlkönig、Eureka、Raching、Vinvautz、S.T.Dupont、Oasis
專業維修工具｜標準維修流程步驟
Professional Repair Tools & Standard Service Steps
一、專業維修工具設備
1. Professional Service Tools
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