46
4.7.2
Setting the hook thread tension
WARNING
Risk of injury from needle and moving parts!
Switch off the machine before setting the hook
thread tension.
Pic. 10: Setting the hook thread tension
①
②
(1) - Thread end
(2) - Spring
(3) - Screw
(4) - Bobbin
The hook thread tension depends on the adjustment of springs (2)
and (6).
Increasing the tension:
1.
Turn the screws (3), (7) clockwise.
Reducing the tension:
1.
Turn the screws (3), (7) counterclockwise.
Operating Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023
③
④
⑤
⑥
⑦
(5) - Bobbin case
(6) - Spring
(7) - Screw
(8) - Thread end
Operation
A
⑧