Toro Groundsmaster 4500-D Series Service Manual page 376

Remove Rear Axle
Install Rear Axle (Figure
Axles, Planetaries and Brakes: Service and Repairs
(Figure 238) (continued)
9. If needed for further axle disassembly, remove steering cylinder from axle
(see Steering Cylinder (page
10. If required, remove tie rod ends from steering arms on rear axle
Remove the cotter pins and castle nuts from the tie rod ball joints. Use a ball
joint fork and remove the tie rod ends from the axle steering arms.
11. Clean the rear axle pivot pin and pivot bushings. Inspect the pin and
bushings for wear or damage. Replace components as necessary.
238)
g276503
1. Tie rod
2. Dust cover
3. Cotter pin
1. If removed, install steering cylinder to axle assembly (see
(page 5–142)).
2. If removed, install the tie rod to rear axle
castle nuts and install new cotter pins.
3. Support axle under machine with a jack. Position axle assembly to rear
frame mount.
4. Install rear axle pivot pin to secure axle to frame. Make sure to install thrust
washer (item 42) between axle pivot and frame on both ends of the pivot.
With thrust washers installed, there should be from 0.05 to 0.51 mm (0.002 to
0.020 inch) clearance between rear frame mount and axle mounting boss.
Add additional thrust washers if needed to adjust clearance.
5. Install thrust washer (item 40) and lock nut (item 39) onto axle pivot pin. Lock
nut should be tightened enough to allow pivot pin to rotate (81 to 95 N·m
(60 to 70 ft−lb) maximum).
6. Install hydraulic motor to axle assembly (see
7. Remove caps and plugs from hydraulic hoses and steering cylinder fittings.
Secure hydraulic hoses to steering cylinder (see
and Tubes (O-Ring Face Seal) (page
5–142)).
4
5
1
Figure 241
4. Castle nut
5. Tie rod end
6. Steering arm (LH)
(Figure
5–7)).
Page 7–18
(Figure
6
Steering Cylinder
241). Tighten ball joint
Rear Axle Motor (page
Installing Hydraulic Hoses
Groundsmaster ® 4500-D/4700-D
19245SL Rev A
241).
5–116)).