Cutting Deck Motor Service - Toro GroundsmasterR 4300-D Service Manual

Cutting Deck Motor Service

5
3
1
2
1. Dust seal
2. Retaining ring
3. Flange washer
4. Shaft seal
5. Front flange
6. Pressure seal
7. Backup gasket
Disassembly (Fig. 86)
1. Plug motor ports and clean the outside of the motor
thoroughly. After cleaning, remove plugs and drain any
oil out of the motor.
2. Use a marker to make a diagonal line across the
front flange, body and rear cover for assembly purposes
(Fig. 87).
IMPORTANT: Prevent damage when clamping the
motor into a vise; clamp on the front flange only.
Also, use a vise with soft jaws.
3. Clamp front flange of motor in a vise with soft jaws
with the shaft end down.
Hydraulic System
10
9
6
8
7
4
8. Front wear plate
9. Drive gear
10. Dowel pin
11. Idler gear
12. O- -ring
13. Body
26 ft- -lb
(35 N- -m)
14
10
13
12
11
10
Figure 86
Page 4 - - 96
33 ft- -lb
18
(45 N- -m)
19
16
15
6
7
12
26 ft- -lb
(35 N- -m)
14. Rear wear plate
15. Rear cover
16. Anti- -cavitation valve
17. Relief valve
18. Cap screw (4 used)
19. Washer (4 used)
Figure 87
Groundsmaster 4300--D
17
MARKER
LINE