Bobbin-Case Opener - Pfaff 1245 Instruction Manual

11.

Bobbin-case opener

04.11
(On Model 1246 make these adjustments on both bobbin openers.)
Requirement
The needle thread must not be clamped between the bobbin-case opener 1 and the bob-
bin-case base 3 nor may it be clamped between projection 4 and the retaining trip of the
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 requirement.
Turn bobbin-case opener 1 (screw 2) in accordance with the requirement.
4
3
1
Adjustment
2
11 - 13