Wheel Motor Service - Toro Reelmaster 3550-D Service Manual

Wheel Motor Service

3
2
1
1. Dirt seal
2. Bearing
3. Housing
4. Back−up washer
5. Seal ring
6. Back−up washer
7. Inner seal
8. Thrust washer
NOTE: The wheel motors used on the Reelmaster
3550−D have the same basic construction. The left front
wheel motor has a yellow sticker on the motor housing
for identification purposes. The right front and rear
wheel motors have reverse timed manifolds. The rear
wheel motor includes a check valve in the end cover.
Hydraulic System
10
8
9
8
7
6
5
4
Figure 59
9. Thrust bearing
10. Bearing
11. Coupling shaft
12. Thrust bearing
13. Drive link
14. Cap screw
15. Commutator seal
16. Commutator
Page 4 − 96
13
12
11
16
17
22
5
21
20
19
5
18
17. Woodruff key
18. Wear plate
19. Rotor
20. Vane
21. Stator
22. Manifold
23. Commutator ring
24. End cover
IMPORTANT: If a wheel motor failure occurred, refer
to Traction Circuit (Closed Loop) Component Fail-
ure in the General Information section for informa-
tion regarding the importance of removing
contamination from the traction circuit.
NOTE: For repair of the wheel motors, see the Parker
Torqmotort Service Procedure (TC, TB, TE, TJ, TF,
TG, TH and TL Series) at the end of this chapter.
Reelmaster 3550−D/3555−D/3575−D
45 to 55 ft−lb
(60 to 76 N−m)
14
15
24
5
23
5