Needle Bar Mechanism - Brother RH-9820 Service Manual

5-9. Needle bar mechanism

1088B
* Carry out the following with the
RH-9820
5. DISASSEMBLY
machine head in the upright
position.
1. Socket bolts [4 pcs]
2. Slide block guide F
3. Screws [2 pcs]
4. Needle bar guide support
plates [2 pcs]
5. Needle bar guide springs
[2 pcs]
6. Needle bar guides [2 pcs]
7. Plain washers [2 pcs]
8. Set screws [2 pcs] (Loosen)
9. Needle bar guide collars
[2 pcs]
10. Set screw
11. Shoulder screw
12. Tension spring, Needle thread
holder plate, Needle guide A
13. Screws [2 pcs] (Loosen)
14. Needle bar assembly
(Pull out from the top)
15. Needle bar clamp [2 pcs]
16. Washers [2 pcs]
17. Rubber cap
18. Set screws [3 pcs] (Loosen)
19. Needle bar crank, Crank rod
unit
20. Slide block
21. Socket bolts [5 pcs]
22. Slide block guide D
48