Pfaff hobbylock 4752 Owner's Manual - Page 22

setting mark stitch length setting knob Setting the stitch length Turn the stitch length setting knob in such a way that the desired stitch length is indicated at the setting mark. The higher the number, the longer the stitch. The stitch length can be adjusted between 1 and 5 mm. The setting R is used for sewing rolled hems. setting mark setting knob for differential feed stretched contracted Setting the differential feed ratio The differential feed ratio can be altered by turning the setting knob. The number at the setting mark shows the ratio between the two feed dogs arranged behind each other. The normal setting is 1.0. The maximum differential feed ratio (2.0) is only fully effective within the setting range from 1 to 3.3 on the stitch length setting knob. If the stitch length setting knob is set to a value between 3.3 and 5.0, the differential feed ratio is automatically adjusted to a value between 2.0 and 1.3. Setting: - Turn the setting knob counterclockwise (towards 2.0) to achieve gathering effects on lightweight fabric or to smooth fabric that is being overly stretched out of shape. - Turn the setting knob clockwise (towards 0.7) to achieve a ruffled (lettuce) effect on knit or bias-cut fabrics or to smooth fabric that is being contracted while sewing. 20