Pfaff coverlock 4852, Owner'S Manual, Page: 35 / 72

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Swiveling stitch width latch
For standard overlock seams:
The swiveling stitch width latch 22 remains
in the basic position when sewing all types
of standard overlock seams (exception:
Program 01, 02).
For rolled hems:
Pull knob (A) to the right and swivel the
swiveling stitch width latch 22 downwards.
This setting allows you to sew all types of
rolled hems.