Feed Mechanism - Brother Z-8550A Service Manual

5. MECHANICAL DESCRIPTIONS

5-5. Feed mechanism

[Forward/back movement]
1. Lower shaft
2. Level feed eccentric wheel
3. Feed driving connecting rod
4. Side connecting rod
5. Feed rocker arm
6. Feed rocker shaft
[Up/down movement]
1. Lower shaft
2. Lower shaft tip (eccentricity)
3. Feed lifting link
4. Feed bar
5. Feed dog (up/down movement)
37
7. Feed rocker bracket arm
8. Feed bar
9. Feed dog (forward/back movement)
(1) Feed regulator
Z-8550A, 8560A
1114B
1115B