Pfaff coverlock 4852 Owner's Manual page 25

Thread the thread guides, as shown in the
diagram, in a sequence of 1 to 8. Some of
the threads guides are marked with a violet
square.
Thread from the front through eye C of the
two-thread chainstitch looper and the cover
stitch looper (= threading point 10).
Press lever A upward and hook the thread
into slot B. Also refer to the drawing below.
Note: The lever returns automatically to its
position as soon as you start sewing.
Pull approximately 4" (10 cm) of thread
through the looper and place it to the left
under the presser foot.
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