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Reelmaster 3550−DHydraulic System Page 4 − 92
Wheel Motor Service
1. Dirt seal
2. Bearing
3. Housing
4. Back−up washer
5. Seal ring
6. Back−up washer
7. Inner seal
8. Thrust washer
9. Thrust bearing
10. Bearing
11. Coupling shaft
12. Thrust bearing
13. Drive link
14. Cap screw
15. Commutator seal
16. Commutator
17. Woodruff key
18. Wear plate
19. Rotor
20. Vane
21. Stator
22. Manifold
23. Commutator ring
24. End cover
Figure 58
1
2
3
4
5
6
7
8
9
10
16
17
18
19
20
21
22
23
24
11
12
13
14
15
8
5
5
5
5
45 to 55 ft−lb
(60 to 76 N−m)
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.
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
Torqmotor
TM
Service Procedure (TC, TB, TE, TJ, TF,
TG, TH and TL Series) at the end of this chapter.