46
104 72 47-26
Sewing head
Dismounting
1. Dismount rear covers and front cover.
2. Dismount the cable from the main circuit board to the sewing head connection board.
3. Loosen the screw (A)
4. Loosen screw (B) and remove the block (D) by pushing the screw (B) down.
5. Remove screw (C).
6. Unhook the sewing head from the sewing machine arm.
7. Unhook the sewing head from the stud (E) of the thread take-up
lever and the connecting rod (F).
Mounting
1. Hook on the sewing head to the connecting rod (F) and the stud(E) of the thread take-up
lever.
2. Place sewing head in the machine.
3. Tighten the screw (C).
4. Mount the block (D) together with the screw (B) in the machine and tighten
Set thereafter:
8. The gap between the needle and the hook
6. The centre position of the needle.
7. Setting of the needle in relation to the preesarfoot.
10. Needle height
19. Threading device.
22. Stitch length balance
Dismantling and mounting