特大喜訊｜咖啡機觀塘自提檢查費只須HK$300 HUGE PROMOTION｜Coffee Machine Inspection HK$300 (Kwun Tong Self Pick-up)

成因：長期奶垢堆積、缺乏定期潤滑、香港硬水水垢卡緊閥芯；我們會完整拆解蒸汽閥清潔、除垢、上油更換磨損膠圈，徹底解決不出汽問題。

Cause: Milk scale buildup, lack of regular lubrication, limescale from HK hard water. We fully disassemble steam valve for deep clean, descaling, lubrication & gasket replacement to fix no steam issue permanently.

多為水泵老化、管路水垢堵塞、壓力調節閥故障，檢查水泵壓力並疏通內部管路。

Mainly caused by aging pump, limescale blockage, pressure regulator failure; inspect pump & clear internal pipeline.

發熱管燒斷、溫控器故障、保險絲燒毀，替換對應配件恢復恆溫。

Burnt heating element, faulty thermostat, blown fuse; replace spare parts to restore constant temperature.

水泵內部磨損、進水濾網堵塞、進水管折壓，清潔濾網或更換水泵總成。

Internal pump wear, clogged inlet filter, crumpled water pipe; clean filter or replace pump assembly.

沖煮頭密封圈老化硬化，定期更換矽膠膠圈即可根治滲水。

Aging hard group gasket; regular silicone gasket replacement stop leakage completely.

感應器異常、主板故障、缺水保護觸發，電路檢測維修控制板。

Sensor error, mainboard failure, low water protection triggered; circuit test & mainboard repair.

熱水閥堵塞、開關觸點氧化，拆解清潔或替換開關組件。

Clogged hot water valve, oxidized switch contact; disassemble clean or replace switch unit.

香港自來水礦物質高，每2–3個月必須拆洗進水濾網減少積垢。

HK tap water high mineral content, disassemble & clean inlet filter every 2–3 months to reduce scale.

蒸汽閥內膠墊磨損密封失效，更換專用耐高溫墊片。

Worn seal pad inside steam valve lose tightness, replace high temperature resistant gasket.

壓力調節器損壞、管路破損漏壓，更換調壓閥並檢查全部水管。

Broken pressure regulator, pipeline leak pressure loss; replace regulator & inspect all pipes.

面板線路斷路、控制板受潮短路，維修電路或替換操作面板。

Broken panel wiring, damp short circuit on control board; circuit repair or replace operation panel.

高溫長期侵蝕軟管硬化龜裂，全部替換耐高溫食品級水管。

High temperature erode tube cause crack, fully replace food-grade heat resistant hoses.

打完奶泡立即熱水沖洗，每週專用奶垢清洗劑浸泡，避免奶漿風乾硬化卡閥。

Rinse wand right after milk foam, soak with milk cleaner weekly to prevent dry milk block valve.

香港硬水易積水垢，堵塞鍋爐、蒸汽閥、水泵，定期除垢大幅延長機器壽命。

HK hard water creates limescale blocking boiler, steam valve & pump; regular descaling extend machine service life.

每日萃取後放水沖走咖啡殘渣，膠圈半年至一年替換一次防止滲水。

Flush residual coffee after daily brewing, replace gasket every 6–12 months to stop leakage.

出門數天不使用，排空機內儲水，金屬閥芯不會氧化生鏽卡死。

Empty all stored water before long break to stop metal valve core rust & stuck.

每個月拆解閥芯清潔後塗食品級耐高溫潤滑膏，保持閥芯順滑不卡滯。

Disassemble core monthly, apply food-grade high temp lube to keep valve slide smoothly.

安裝專業咖啡機濾水器，吸附水中礦物質，減少蒸汽閥、鍋爐積垢。

Install coffee machine water filter to absorb mineral, lower scale buildup on valve & boiler.

粉粒過粗會殘留管路內積黏，長期造成內部堵塞、出水不順。

Oversized coffee grain stick inside pipe, cause permanent blockage & slow water flow.

WPM Welhome半自動機最常見故障來自蒸汽閥奶垢堆積，每月深度清潔可完全預防卡死不出汽。

Top WPM Welhome breakdown root from milk scale on steam valve, monthly deep clean fully prevent stuck no steam issue.