11.
Bobbin-case opener
04.11
(On Model 1246 make these adjustments on both bobbin openers.)
The needle thread must not be clamped between the bobbin-case opener
bin-case base 3 nor may it be clamped between projection
needle plate (see arrows).
Fig. 11 - 11
Thread the machine, insert test material and allow the presser foot to rest on the needle
plate.
Sew a few stitches by turning the handwheel and carry out a check in accordance with
the
Turn bobbin-case opener
(screw ) in accordance with the
and the bob-
and the retaining trip of the
.
11 - 13