BI001967
BI001967
Mechanical assemblies____________________________________________ Breaker assembly The breaker assembly (Fig. 27) on the machine has a 19 inch (483 mm) or 25 inch (635 mm) pick circle with a five point star arrangement. It has a 8 inch (203 mm) shaft diameter turned down to 6.1875 inches (157 mm) through the bearings. Fig. 27: Breaker assembly main components 24 16
25
27
29
31
22
19 20
15 9
10
13
14 26
6
4
11 3
1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
30
23 17
1
28
5
7
18
21
12
8
2
Retainer cap Shear hub Seal housing Seal Spiral retaining ring O-ring Side plate Bearing housing Sealing ring Bearing
11. 12. 13. 14. 15. 16. 17. 18. 19. 20.
O-ring Bearing retaining ring Seal Bearing backing ring Bit Breaker shaft Bearing backing ring Seal Bearing retaining ring O-ring
21. 22. 23. 24. 25. 26. 27. 28. 29. 30.
Bearing Sealing ring Bearing housing Side plate O-ring Spiral retaining ring Seal housing Breaker end cap Underspeed sensor mount U-bolt
________________________________________________________________ 5.40 FB140 Feeder Breaker
