駿弘電器維修 HkRepair999

常見成因：管路膠管老化、鍋爐接頭墊圈破損、沖煮頭密封圈老化；本店專業拆解更換管路墊片，根治滲水問題，銅鑼灣多台同款機維修成功案例。

Causes: aging rubber tube, broken boiler gasket, worn group seal; full disassembly pipe replacement to stop leakage, many successful repair cases in Causeway Bay.

• 2. 沖煮頭不出水、出水細小斷續
• 3. 壓力錶無壓、萃取壓力不足9bar
• 4. 加熱緩慢、無法達標萃取溫度
• 5. 蒸汽棒無乾蒸氣、噴水
• 6. 開機燈號閃爍報警無法運行
• 7. 水泵震動噪音巨大、金屬異響
• 8. 沖煮頭堵塞、萃取風味失衡
• 9. 手柄無法鎖緊、密封圈漏水
• 10. 水箱缺水感應故障
• 11. 溫控失準，咖啡冷熱不穩
• 12. 機身漏電觸感麻手
• 13. 每日沖洗沖煮頭去除咖啡油漬
• 14. 每週拆解清洗蒸汽棒奶垢
• 15. 每3個月更換分水網與密封圈
• 16. 每月更換軟水濾芯防鍋爐水垢
• 17. 半年一次鍋爐深層除水垢
• 18. 長期閒置排空機內殘水
• 19. 定期檢查泵管老化裂紋
• 20. 遠離潮濕環境保護電路板

• 2. Weak / no water from group head
• 3. Zero gauge pressure, low extraction bar
• 4. Slow heating, unstable brew temp
• 5. Wet steam wand spouting water
• 6. Flashing error light on startup
• 7. Loud pump vibration & metal noise
• 8. Clogged shower screen, bad extraction
• 9. Loose portafilter leaking gasket
• 10. Malfunction water tank sensor
• 11. Unstable thermostat temperature
• 12. Electric leakage on machine body
• 13. Daily backflush to remove coffee oil
• 14. Weekly steam wand milk residue clean
• 15. Replace shower screen & gasket every 3 months
• 16. Monthly water filter to prevent limescale
• 17. Semi-annual boiler deep descaling
• 18. Drain residual water for long idle period
• 19. Regular check cracked pump rubber tubes
• 20. Store machine in dry area to protect circuit board