Toro ProCore SR Series, Service Manual, Page: 22 / 122

ProCore SR Series Page 3 -- 4 Chassis
Roller (ProCore SR48 and SR72)
1. Aerator frame
2. Scraper
3. Roller
4. Cap screw
5. Flange bearing (2 used)
6. Lock nut
7. Vertical roller bar (2 used)
8. Lock washer (2 used)
9. Cap screw (2 used)
Figure 4
FRONT
RIGHT
PROCORE SR72 SHOWN
ANTISEIZE
LUBRICANT
ANTISEIZE
LUBRICANT
2
3
6
8
9
1
5
7
4
6
4
NOTE: The roller used on the ProCore SR48 and SR72
are very similar. The procedure for removal and installa-
tion of the roller is the same for both models. The Pro-
Core SR72 is shown in Figure 4.
Roller Removal (Fig. 4)
1. Position aerator on a firm, level surface with aerator
attached to tractor. Disengage PTO, apply tractor park-
ing brake, stop engine and remove key from the ignition
switch.
2. Support aerator to prevent it from moving.
3. Chock roller to prevent it from moving.
4. Loosen two (2) set screws that secure each bearing
locking collar to roller shaft (Fig. 5).
5. Remove four (4) cap screws and lock nuts that se-
cure both vertical roller bars (item 7) to aerator frame.
6. Start engine on tractor. Slowly raise aerator while al-
lowing roller assembly to remain on the ground. Stop
tractor engine and remove key from the ignition switch.
Support raised aerator to prevent it from lowering unex-
pectedly.