Multi-functional corner knife station
178 Service Instructions 755 A/756 A - 00.0 - 02/2019
To set the base corner:
1. Open the menu Service > Machine test > Test corner
knife > Adjust corner knife and set the base corner such that
the outer corner knife edges have a distance of 9 mm ( p. 373).
 Since the needle distance is 10 mm, every corner knife has a
remaining distance to the corresponding seam of approx. 0.5 mm.
2. Open the menu Program parameters > Corner knife to fine-
tune the corner knife settings ( p. 322).
 The fine adjustment can be made individually for each different
pocket program.
22.4 Aligning the corner knife station with the seams
Fig. 175: Aligning the corner knife station with the seams (1)
Proper setting
The corner knife cuts must be symmetrical to the seams.
To align the corner knife station with the seams:
1. Insert a sheet of white paper.
 This makes the corner knife cuts more visible.
2. Open the menu Service > Global parameters and switch off
the needle thread monitor ( p. 357).
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