Wiesenfield WIE-CLI-200 Bedienungsanleitung Seite 29

To perform the proper installation of the cutters, slide the movable blade
plate toward the eccentric shaft. Point the two ends of the comb plate
toward the head. Fasten the blades thus inserted using the retaining
screws (F).
Perform the adjustment and maintenance of the cutting head according
to points 3.3.2.A and 3.3.3.
C. SHARPENING THE CUTTING HEAD BLADES
Work only with sharp cutting head blades. Any parts with loss or poor
cutting properties should be replaced immediately. Re-honing of the
cutting parts of the machine can be performed on specialized machines by
properly trained technicians. To carry out the sharpening process, contact
the manufacturer's service department.