Brother Z-8550A Service Manual page 47

<Dial feed mechanism>
1116B
Adjusting the stitch length dial changes the angle of the
feed regulator.
(1) Feed regulator
(2) Side connecting rod
(3) Feed driving connecting rod
(4) Feed rocker arm
Changing the angle of the feed regulator causes the amount
of horizontal feed movement to change.
Z-8550A, 8560A
5. MECHANICAL DESCRIPTIONS
1. Stitch length dial 5
2. Feed regulator
3. Connecting rod U
4. Feed adjusting lever U
5. Connecting rod D
6. Feed adjusting lever D
7. Feed regulator shaft
8. Feed connecting lever
9. Feed regulator connecting rod
10. Feed regulator lever
11. Feed regulator
12 Feed regulator spring
(Continued on next page)
0084B
38