Koud machin section liy fayit analiz ak tretman metòd

1. Fil sekans se incorrect. Solution: Rethread nan corrèct sekans. Sewing Pwodwi pou Telefòn Pwodwi pou Telefòn an gwo.
2. The upper thread is too tight. Solution: Slowly loosen the thread clamp nut and adjust the tension of the bottom thread accordingly.
3. Improper zegwi seleksyon. Solution: Ranplase zegwi korespondan fil ak koud materyèl.
4. zegwi bent. Solution: Ranplase zegwi a zegwi a.
5. zegwi frape pye. Solution: Ajiste pozisyon presser presser Sewing Machin Pwodwi pou Telefòn an gwo.
6. shuttle rotate rotate se pa enstale dwa pozisyon. Solisyon 3a Adjust navèt pozisyon pozisyon sere li.
7. hook hook andomaje. Solution: Polonè shuttle hook oswa ranplase navèt la navèt.
8. zegwi zegwi graj oswa zegwi groove zegwi andomaje. Solution: Polonè zegwi zegwi groove. Si zegwi grav domaje, ranplase yon sèl yon sèl
9. Upper fil moldy oswa twò brittle. Solution: Ranplase fil Sewing Pwodwi pou Telefòn Pwodwi pou Telefòn an gwo.
10. hook hooked twò twò oswa twò solisyon. Solution: ajiste hook tan.