Edge pinker
58 Service Instructions 171/173 - 00.0 - 01/2020
Fig. 47: Changing the knives (4) 
12. Insert the spring (5) into the hole (8).
13. Screw in the threaded pin (7) and lock it with the nut (6).
The position of the threaded pin (7) determines the cutting pressure.
14. Lubricate the guide surfaces (9).
15. Adjust the cutting pressure ( p. 59).
(5) - Spring
(8) - Hole
(9) - Guide surfaces