Needle bar and hook
7.2 Bobbin case driver
Proper setting
The distance between the bobbin case driver and the bobbin case groove
bottom should be (A) = 0,7 mm.
Pic. 30: Bobbin case driver
(1) - Screw
1. Dismount the throat plate ( p. 15).
2. Tilt the machine ( p. 12).
3. Loosen the screw (1).
4. Shift the driver (2) to the distance (A) = 0,7 mm.
5. Tighten the screw (1).
Service Instructions 52Xi, 52Xi-75 - 00.0 - 11/2021
①
②
A
(2) - Driver
②
41