Needle Thread Tension Release - Pfaff 3371-1 series Adjustment Manual

Adjustment
14

Needle thread tension release

.24
14 - 23
Requirement
After thread trimming the distance X between tension discs 3 should be 0.6 – 0.8 mm for
normal materials and 0.8 – 1.0 mm for heavy materials.
Fig. 14 - 20
Bring the machine into the cutting position by hand.
Move lever 1 (screw 2) in accordance with the requirement.
1
3
X
2