Beisler 1220-4 - Manual (Page 47)

Chapter 6: Operation
Page 6-23
Pict. 20 Distance of the right grab to the needle (3)
Pict. 21 Distance of the right grab to the needle (4)
6.5.3.1 Crosswise to the sewing direction
When the right grab stands in its upper change point, the distance
between grab top and middle of the needle should be 4.3 to 4.5 mm.
1. Remove thread guidings (1) (2) and cover (3).
2. Move the grab into its upper change position and loosen
screw (4) that the grab can be pushed hardly.
3. Push the grab that the grab shaft (5) stands levelled with the
side of the grab holder.
4. Loosen screw (6) a little.
5. Turn the lever (9) that there is a distance of 4.3 to 4.5 mm
between grab top and middle of the needle. Check that the
pole (7) moves easily in bearing (8).
6. Tighten screw (6).
7. Don’t tighten screw (4) now.