Eaton Model 74318 And 74348 Piston Motors - Toro Reelmaster 7000 Service Manual

Rear Axle and Front Wheel Motor Service
FRONT WHEEL MOTOR SHOWN
10
9
18
8
6
17
1. Drive shaft
2. Backplate
3. Housing assembly
4. Rotating assembly
5. Cam plate insert
6. Retaining ring
7. Cap screw
NOTE: The front wheel motors (shown in Figure 66) are
identical. The rear axle motor is similar to the front wheel
motors. Service of the front and rear motors requires the
same procedure.
NOTE: The rear axle motor does not have a shaft seal
(item 8). The case drain from the rear axle motor pro-
vides lubrication for the input gear case of the rear axle.
Hydraulic System
1
9
10
13
19
20
8. Shaft seal (front motor only)
9. Retaining ring
10. Thrust race
11. O- -ring
12. Valve plate
13. Thrust bearing
14. Roll pin
11
4
5
3
Figure 66
NOTE: For service of the wheel motors, see the Eaton
Model 74318 and 74348 Piston Motors: Fixed Displace-
ment, Valve Plate Design Repair Information at the end
of this chapter.
Page 4 - - 92
15 to 18 ft- -lb
(20 to 24 N- -m)
2
14
15
16
12
15. Roll pin
16. Bearing
17. Bearing
18. Washer
19. Plug
20. O- -ring
Reelmaster 7000
7