Beisler 1220-4 - Manual (Page 45)

Chapter 6: Operation
Page 6-21
Pict. 17 Distance of the left grab (3)
6.5.2.1 Crosswise to the sewing direction
The distance between mid of the needle and grab top should be 2.3 to
2.5 mm on the left change point.
1. Remove the stitch plate, front transporter and the front and
rear needle protection.
2. Move the grab into its left change point.
3. Loosen screw (1) and move the grab to the stop (2).
4. Tighten screw (1).
5. Loosen screw (3) a little that the grab carrier (4) can be
turned hardly.
6. Turn the grab carrier that the distance between mid of
needle and grab top is 2.3 to 2.5 mm.
7. Do not tighten screw (3) yet.
6.5.2.2 In seam direction
The distance between grab top and needle should be 0 to 0.05 mm.
1. Turn the hand wheel in turn direction until the grab top
stands exactly in the middle of the needle.
2. Push the grab carrier (4) that the distance between grab
carrier and needle is 0 to 0.05 mm.
3. Check the adjustment crosswise to the seam direction;
possibly do some additional adjustments.
4. Tighten screw (3).