Toro ProCore SR Series Service Manual page 82

Coring Head Drive Sprockets
PROCORE SR72 SHOWN
13
10
2
6
12
FRONT
RIGHT
1. Idler shaft
2. Master link assembly (2 used)
3. Jam nut (grooved)
4. Jam nut
5. Idler sprocket
6. Lock nut
7. Sprocket hub (2 used)
8. Cap screw (4 used)
9. Sprocket (2 used)
NOTE: The drive sprocket assemblies for ProCore
SR48 and SR72 series aerators are very similar. The
ProCore SR72 is shown in Figure 18.
Coring Head (SR48 & SR72)
1
17
3
16
4
5
11
8
17
16
9
7
24
14
19
10. Saddle bolt (10 used)
11. Lock washer (4 used)
12. Drive chain (2 used)
13. Lock nut (10 used)
14. Lock washer
15. Gearbox assembly
16. Bolt
17. Hex nut
1
15
25
14
20
Figure 18
Page 5 - - 20
FLAT
12
6
5
4
3 7
9
24
14
14
25
23
22 21
18
18. PTO driveshaft
19. Square key
20. Driveshaft shield
21. Cap screw (4 used)
22. Lock washer (4 used)
23. Flat washer (4 used)
24. Cap screw (3 used per hub)
25. Cap screw (3 used per sprocket)
ProCore SR Series
2
19