Brother RH-9820 Service Manual page 65

1. Bush cutter lever shaft
2. Cutter driving shaft
3. Guide block
4. Socket bolts [2 pcs]
(Temporarily tighten)
5. Bolts [2 pcs]
6. Nuts [2 pcs]
7. Extension spring
8. Spring hook pin U
9. Driving shaft presser
10. Spring hook pin D
11. O Ring
12. Bush cutter shaft assembly
13. Socket bolts [3 pcs]
14. Cylinder rod
15. Cylinder
16. Cylinder support shaft
17. Set screw
A
Apply adhesive (Threebond 1373B) to the outer circumference of the bush cutter lever shaft (1), and
then press-fit it within the press-fitting dimensions shown in the illustration so that the hole (A) is facing
directly downward.
B
Assemble as shown in the
illustration.
18. Cutter sensor pin
19. Set screw
20. Cutter arm slide block
21. Cutter arm pin
22. Set screws [2 pcs]
23. Cutter arm
24. Cutter arm shaft
25. Set screw collar
26. Set screws [2 pcs]
27. Set screws [2 pcs]
28. Cutter link
29. Cutter arm pin
30. Set screws [2 pcs]
31. Cutter lever
32. Cutter lever shaft
33. Set screw
34. Cylinder rod shaft
35. Set screw
C
Tighten the Set screw (19)
so that the cutter sensor pin
(18) protrudes by about 1.0
±0.5 mm.
0787B
RH-9820
36. Cutter arm pin
37. Set screws [2 pcs]
38. Hammer bracket assembly
39. Socket bolts [4 pcs]
40. Knob screw
(Temporarily tighten)
41. Cutter sensor assembly
42. Screws [2 pcs]
43. Eccentric pin
44. Knife garbage joint
45. Block stopper plate
46. Screw (Temporarily tighten)
47. Knife block holder
48. Socket bolt
(Temporarily tighten)
49. Knife bracket
50. Knife trash tube
51. Socket bolts [3 pcs]
(Temporarily tighten)
<-02-L1422, L1826, L2230
specifications only>
52. Hammer spacer
53. Set screw
D
Insert the cutter arm pin
(29) so that the "-" side
protrudes from the end of
the lever by about 1.0±0.3
mm.
0788B
6. ASSEMBLY
0786B
0789B
56