成因：研磨盤積油結塊堵塞、調節刻度過細、進豆口卡豆、出料通道粉垢阻塞。處理：全機拆解清潔研磨盤與通道；調大研磨刻度；檢查進豆通道是否卡滯；磨盤磨損嚴重需更換刀盤。

Cause: Coffee oil blockage on burrs, ultra-fine grind setting, bean jam at hopper, clogged outlet chute. Solution: Full disassembly & deep clean burrs & chute; adjust coarser grind; clear bean jam; replace worn burrs if necessary.

成因：異物掉入研磨盤、刀盤變形、軸承磨損、馬達齒輪損壞。處理：停止使用避免擴大損傷；拆解取出金屬雜物；更換變形刀盤/老化軸承/磨損齒輪。

Cause: Foreign metal debris inside burrs, deformed burrs, worn bearings, damaged motor gears. Solution: Stop operation immediately; disassemble & remove debris; replace deformed burrs, bearings or gears.

成因：調節螺絲卡死、齒條積油卡滯、調節座斷裂、手搖款軸心滑牙。處理：拆解潤滑調節結構；清除積垢；更換斷裂塑膠調節座、滑牙螺絲。

Cause: Stuck adjustment screw, oil-clogged rack, broken adjust base, stripped thread for hand grinders. Solution: Disassemble & lubricate adjust mechanism; clean residue; replace cracked base or stripped screws.

成因：密封膠圈老化變硬、出料口間隙過大、粉倉卡扣鬆動、防塵墊缺失。處理：更換全套密封膠圈；校正粉倉位置；補裝防塵墊；修整卡扣結構。

Cause: Aged hard sealing gaskets, oversized outlet gap, loose catch on powder container, missing dust pad. Solution: Replace full set gaskets; re-align powder bin; fit dust pad; repair loose catches.

成因：電源線斷線、開關燒毀、過熱保護跳掣、馬達線圈燒壞、保險絲熔斷。處理：檢查供電線路；更換電源開關；散熱復位過熱保護；維修或更換整組馬達。

Cause: Broken power cord, burnt power switch, overheat tripped protection, burnt motor coil, blown fuse. Solution: Inspect wiring; replace power switch; cool down to reset thermal cutout; repair or swap full motor assembly.

成因：傳動齒輪磨損滑齒、連接軸套斷裂、傳動皮帶脫落/斷裂。處理：拆解更換磨損齒輪、斷裂軸套、老化傳動皮帶。

Cause: Worn stripped drive gears, broken coupling sleeve, fallen or snapped drive belt. Solution: Disassemble & replace gears, coupling or aged drive belt.

成因：刀盤齒磨損變鈍、研磨盤偏移變形、機芯鬆動間隙不平均。處理：更換全新對位刀盤；校正研磨盤固定座；加固機芯鎖緊結構。

Cause: Dull worn burr teeth, misaligned deformed burrs, loose internal mechanism uneven gap. Solution: Install brand new matched burr set; re-align burr holder; tighten loose internal locks.

成因：馬達過熱保護、散熱孔堵塞、電路板短路、電源接頭接觸不良。處理：深度清潔散熱通道；檢測電路板；更換鬆動電源插頭線；等待馬達完全冷卻再使用。

Cause: Motor thermal overload protection, blocked ventilation, short circuit PCB, loose power connector. Solution: Deep clean ventilation vents; inspect circuit board; replace loose power cable; fully cool motor before reuse.

成因：刀盤積油結塊、金屬異物卡入刀盤、軸心生鏽、調節刻度過緊。處理：全機拆解清洗刀盤；取出雜物；打磨除鏽潤滑軸心；適度放寬研磨刻度。

Cause: Oil residue block burrs, metal debris jam, rusted spindle, overly tight grind setting. Solution: Full disassembly clean burrs; remove foreign objects; polish & lubricate rusted spindle; loosen grind dial slightly.

成因：刀盤生鏽、內部殘留陳年咖啡油氧化、軸承潤滑油滲漏污染粉道。處理：拋光除鏽或更換刀盤；全機深度除油清潔；更換老化滲油軸承。

Cause: Rusted burrs, oxidized old coffee grease inside, leaking bearing lubricant contaminate chute. Solution: Polish rust or replace burrs; full deep degrease clean; swap leaking aged bearings.

成因：定量齒盤積粉卡滯、計時電路板故障、出粉閥門彈簧老化、刀盤磨損出粉速率變化。處理：拆解清潔定量機構；維修或更換計數電路板；替換彈簧；檢查刀盤狀態。

Cause: Powder clogged dosing wheel, faulty timer PCB, aged outlet valve spring, worn burr change flow rate. Solution: Disassemble clean dosing unit; repair or replace timer board; swap springs; inspect burr wear level.

成因：豆倉卡扣斷裂、鎖緊螺絲滑牙、連接底座塑膠老化脆化。處理：修復卡扣結構；更換鎖緊螺絲；替換碎裂底座或全新豆倉。

Cause: Broken hopper catch, stripped lock screw, brittle aged plastic base. Solution: Repair catch structure; replace locking screw; swap cracked base or brand new hopper.

成因：機腳防滑墊脫落、馬達固定膠墊老化、刀盤不平衡、內部零件鬆動。處理：補裝防滑墊；更換馬達減震膠；校正刀盤平衡；鎖緊內部鬆動螺絲。

Cause: Missing anti-slip feet pad, aged motor shock absorber, unbalanced burr, loose internal parts. Solution: Refit anti-slip pads; replace motor dampers; balance burr assembly; tighten loose internal screws.

成因：長期未清潔、潮濕環境存放、殘粉積存氧化發霉。保養維修方案：全機拆解深度除油殺菌清潔；更換老化密封件；提供定期季度保養服務。

Cause: Long-term no cleaning, humid storage, leftover powder oxidize & mold. Maintenance Solution: Full disassembly deep degrease & sanitize; replace aged seals; quarterly regular maintenance service available.

成因：面板線路鬆脫、觸控板燒毀、主控制板故障、背光燈損壞。處理：重接鬆脫排線；維修或替換觸控面板、主控電路板。

Cause: Loose panel wiring, burnt touch control board, faulty main PCB, broken backlight. Solution: Reconnect loose ribbon cable; repair or replace touch panel & main circuit board.

成因：馬達動力衰退、刀盤積油阻力變大、軸承生鏽卡滯、電壓供電不足。處理：深度清潔研磨系統；除鏽潤滑軸承；檢測馬達輸出功率，必要更換馬達。

Cause: Degraded motor power, grease clog burr increase resistance, rusted jammed bearings, insufficient power supply voltage. Solution: Deep clean grinding system; de-rust & lubricate bearings; test motor output, replace motor if needed.

成因：搖柄內螺紋磨損、傳動六角軸磨平。處理：更換全新搖柄總成或傳動軸心，重新匹配鎖緊結構。

Cause: Worn internal crank thread, flattened drive hex spindle. Solution: Replace full crank assembly or drive spindle, re-fit locking structure.

成因：機內線路受潮短路、馬達繞組漏電、電源線內部破皮接地。處理：徹底除濕乾燥內部線路；維修絕緣層；更換破損電源線、故障馬達。

Cause: Damp short internal wiring, motor winding earth leakage, cracked power cable short circuit. Solution: Full dry & dehumidify internal wiring; repair insulation; replace damaged cord or faulty motor.

成因：計時電路板電容老化、感應開關卡粉失效、內部存儲參數損毀。處理：替換老化電容、清潔感應開關、重寫機器定量參數或更換主控板。

Cause: Aged timer PCB capacitor, powder clogged sensor switch, corrupted internal setting data. Solution: Swap aged capacitors, clean sensor switch, re-program dosing parameters or replace main control board.

家用保養：每7天簡易清潔粉道；每3個月全機拆解除油；每12個月檢查刀盤磨損度。商用保養：每2天清理出料粉垢；每月深度清潔；半年檢查軸承與齒輪；一年一次全機大修保養。本店提供上門/到店全套保養套餐，適合Timemore、WPM、Eureka全系列機型。

Home Maintenance: Light chute clean every 7 days; full degrease disassembly every 3 months; burr wear inspection every 12 months. Commercial Maintenance: Outlet chute clean every 2 days; deep clean monthly; bearing & gear inspection every 6 months; full overhaul once a year. We offer full maintenance packages walk-in or door-to-door, compatible with all Timemore, WPM, Eureka models.