1-5.Replacement of the Needle Bar.wmv
16/07/2023
1-1.Thread Trimming Cam Setting.wmv
16/07/2023
1-2.Hook Timming.wmv
16/07/2023
1-4.The Wiper Setting.wmv
16/07/2023
1-3.The Shuttle Upper Spring Setting.wmv
16/07/2023