Strobel 310D-R - Adjusting the Upper Feed Path (Fig. 6)

22 BA_310D-R_3100D-R_A16-3_180117_en
Fig. 12
4.6.1 Adjusting the upper feed path (Fig. 6)
By activating the right pedal the upper feed path is enlarged, that is, multi-width
can be worked in.
By turning the knurled screw (1) to the left, multi-width can be worked in
continuously.
Depending on whether you work with short or long stitch length, the position on
eccentric bush (2)  = 2-5 mm stitch length or
 position = 4 - 7 mm stitch length can be adjusted.