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      ELECTRONIC CONTROL   

• 杰克JACK,剪線后帶不上底線故障分析及改進建議 JACK CAN'T TAKE THE BOTTOM LINE AFTER CUT THE LINE TROUBLE SHOOTING
• 杰克JACK,900E包縫機網紗布調整方法 JACK 900E OVERLOCK MACHINE NET GAUZE ADJUSTMENT INSTRUCTIONS
• 杰克JACK,JK新雙針機和舊款對比 JACK THE DIFFERENT OF NEW DOUBLE NEEDLE SEWING MACHINE AND OLD DOUBLE NEEDLE SEWING MACHINE
• 杰克JACK,電腦平車常見問題 JACK LOCKSTITCH MACHINE COMMON QUESTION
• 杰克JACK,JK-迅利常見故障與對策 JACK TROUBLESHOOTING
• 1900脫線故障排除 1900 OFF-LINE TROUBLESHOOTING
• 1900剪線后面線線頭長短不一 1900 THREAD LENGTH
• 剪線后帶不上底線故障分析及改進建議 DO NOT TAKE THE BOTTOM LINE AFTER CUTTING THE LINE TROUBLESHOOTING
• 1900斷線故障排除 1900 SHORT LINE TROUBLESHOOTING
• 杰克JACK,1900A系列質量改進介紹 JACK 1900A QUALITY IMPROVEMENT INTRODUCTION
• 1900剪不斷線故障排除 1900 SHEAR LINE TROUBLESHOOTING
• 1900剪線后梭床里有線頭故障排除 1900 THREAD TROUBLESHOOTING
• JK798E配自動抬壓腳 JK798E WITH AUTOMATIC PRESSER FOOT LIFT
• 1900針桿擺梭調整 1900 NEEDLE BAR ADJUSTMENT
• 1900E 305排除 1900E 305 EXCLUDE
• 1900剪線后底線線頭短故障排除 1900 SHORT LINE HEAD TROUBLESHOOTING
• 杰克JACK,JK-5878平縫自動開袋機機械部分的調整 (1) JACK JK-5878 AUTOMATIC POCKET-HOIE SEWING MACHINE MECHANICAL PART ADJUSTMENT
• 杰克JACK,擺壓腳量的調節 JACK PRESSER FOOT ADJUSTMENT
• 杰克JACK,擺壓腳及小壓腳總提升量的調節 JACK PRESSER FOOT TOTAL LIFT ADJUSTMENT
• 杰克JACK,1790剪刀位置調整 JACK 1790 SCISSORS POSITION ADJUSTMENT