Adjusting The Needle Thread Tension On Purl Buttonholes And Flat Bartacks - Pfaff 3117 Instruction Manual

Preparation
11 Adjusting the needle thread tension on purl buttonholes and flat
.03
bartacks
11 - 3
Fig. 11 - 03
Fig. 11 - 04
1
Open tensioner 1 as far as possible.
Adjust tensioner 2 so that the knots of
the stitches are in the middle of the
material.
Adjust tensioner 1 so that the knots of
the purl stitches are pulled up.
2
Carry out this adjustment with
needle and bobbin threads of
different colours.