Setting The Hook Thread Tension - Duerkopp Adler 550-867 Operating Instructions Manual

5.8

Setting the hook thread tension

18
2
Caution: Risk of injury!
Turn off the main switch.
The hook thread tension may only be adjusted with the sewing
machine switched off.
Setting the tension spring 2
–
Set the tension spring 2 by turning the adjustment screw 1.
Increase the hook thread tension =
Turn screw 1 clockwise
Decrease the pressure =
Turn screw 1 counter-clockwise.
1