Toro Groundsmaster 455-D Service Manual page 212

NOTE: Always use new
coupler flange head screws
(Items 2 and 6) when
repairing PTO systems.
2
1
150 - 200 ft-lb
1. Bearing locknut
2. Hex flange head screw
3. Hex head capscrew
4. Flat washer
5. Locknut
6. Hex flange head screw
7. Engine
3. Remove three (3) flange head screws (Fig. 6, Item 6)
and spacers (Item 12) securing rubber coupling (Item 8)
to PTO pulley (Item 15).
4. Push driveshaft into splined hub, as shown in
Figure 7, so belts can be removed between rubber
coupling and PTO pulley.
5. Remove belts.
6. Install new belts in pulley grooves, then connect
driveshaft to rubber coupling. Make sure spacers
(Item 12) are installed, then install new flange head screws
and torque to 45 ft-lb.
7. Adjust PTO Belt (see PTO Belt Adjustment).
8. Install PTO belt cover.
NOTE: Check belt tension and adjust if necessary after
first 25 hours of operation.
Repairs
45 ft-lb
6
5
4
3
16
17
18
19
16
20
Figure 6
8. Rubber coupling
9. Retaining ring
10. Grease seal
11. Splined hub
12. Spacer
13. Driveshaft
14. Pulley plug
Page 7 - 6 Rev. E
3
4
9
10
11
6
12
13
8
14
Index to get wrench
15
clearance for hex flange
screws (Item 6)
45 ft-lb
15. PTO pulley
16. Bearing
17. Bearing spacer
18. Bearing housing
19. Main adapter plate
20. Lock washer
Driveshaft (push into
hub to remove belts
between rubber coupling)
Flange Head Screw (3)
Rubber Coupling
Figure 7
7
8
Install with steel
shell toward spline
®
Groundsmaster 455-D