Compuprint 4051 - Manual (Page 81)

Paper Handling
75
4. If you wish the first column in a particular position, the ruler under the tractor should be
helpful to position the sprocket. The distance between the marks on the ruler is 1/10 inch.
5. Lock the sprocket in place.
6. Unlock the other sprocket and position it in accordance with the paper width. Slide the
spacers evenly along the tractor bar.