Toro 22317 Service Manual page 291

4-PAW GAS/DRIVE SYSTEM
10. Start the machine. Allow the air to purge from the
hydraulic system. Check the wheel motor, hydraulic
lines and fittings for leaks.
11. Turn the machine off and remove the key.
Note: Prior to installing the drive hub, make sure
the wheel motor shaft and inner drive hub are
clean, degreased and free of paint to ensure
a proper fit between the drive hub and wheel
motor shaft.
12. With the key installed in the wheel motor shaft (Fig.
0961), slide a new wheel hub onto the wheel motor
shaft (Fig. 0962).
5/1-22
DSC-0885
Fig. 0961
DSC-0887
Fig. 0962
13. Install a new patch lock nut onto the wheel motor
shaft. Torque the patch lock nut to 325 ± 25 ft-lbs.
(441 ± 34 Nm) (Fig. 0963).
Note: In 2004 there was a running change from
the castle nut and cotter pin (22312 serial
#240000200 and lower) to a patch lock nut
(22312 serial #240000201 and higher) for
retaining the wheel motors.
14. Position the hose cover to the mainframe (Fig.
0964).
Toro Wheeled CUL Service Manual
DSC-0889a
Fig. 0963
DSC-0969a
Fig. 0964