Bernina Artista 640 User Guide - Page 70
Programming Automatic Buttonholes With, Quick Reverse Button on Head Frame, Sewing Standard
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70 Buttonholes - Applications Programming Automatic Buttonholes With Quick Reverse Button on Head Frame Automatic Buttonhole • the lens on the Automatic buttonhole foot No. 3A automatically registers the length of the buttonhole (for exact duplication) and automatically completes the buttonhole, when reaching the maximum length • suitable for all buttonhole lengths of 4mm up to the maximum length, which can be set with stitch width or stitch length knob Both beads are sewn in the same direction. The buttonhole length indicates the buttonhole opening in mm. Sewing Standard and Stretch Buttonholes No. 51, 52, 53 Sewing First Bead • the stitching sequence is displayed in the Stitch Altering Area • sew the first bead forwards, stopping at the required length Programming Buttonhole • press the Quick Reverse button on head frame, continue sewing • «auto» and the programmed length (in mm) appears on the screen to indicate that the buttonhole length is programmed Auto Buttonhole the sewing computer sews the following automatically: • straight stitches in reverse • the first bartack • the second bead forwards • the second bartack • the securing stitches. The sewing computer stops and automatically changes to the beginning of the buttonhole All subsequent buttonholes will be sewn automatically to the same length (without pressing the Quick Reverse button)