Pfaff 441-O - Page 31

Only on 1442
Correct
setting:
1.1'
1.2
1.3
l.'t
1.5
1.6
1.7
Note;
Thread check springs
The movement of the thread check springs must be completed when the
needle point penetrates the material (roughly 7 mm stroke).
Thread th«» machine and place a piece of waste fabric under the presses
foot.
Lower the presser foot onto the needle plate.
Loosen screws and 2 of stops 3 and
Make a number of stitches b>' turning the balance wheel, then set the
take-up lever at top dead centre.
Continue turning the balance wheel in rotating direction and allow the
thread check springs to move back by 7 m.
In this position move stops 2 and £ up against the thread check springs
and tighten screws and 2.
Carry out a check (see "Correct setting").
When the thread is passed around the sewing hook the check spring
should just make a brief movement.
This is adjusted by re-setting the position of thread regulators b and 6.
Hove towards for more thread and towards for less thread.
From the library of: Superior Sewing Machine & Supply LLC