Operation
40 Operating Instructions 967 - 02.0 - 11/2016
4.7.3 Setting the needle thread regulator
Fig. 19: Setting the needle thread regulator
The needle thread regulator determines the tension applied to 
guide the needle thread around the hook.
Proper setting
The loop of the needle thread slides at low tension over the thickest 
point of the hook.
To set the needle thread regulator:
1. Press the needle thread regulator (2) toward the opening (5) 
in opening direction (3).
2. Adjust the needle thread regulator (2).
• To increase the tension: Pull out the needle thread 
regulator (2)
• To reduce the tension: Push in the needle thread 
regulator (2)
3. Move the needle thread regulator to the desired position (4).
4. Press the needle thread regulator against the opening 
direction (3) to lock it.
5. Check the setting of the needle thread regulator by sewing.
(1) - Thread tension spring
(2) - Needle thread regulator
(3) - Opening direction
(4) - Positions of the needle thread
regulator
(5) - Opening