Rear Gear Case - Toro 500 EFI Service Manual

7. Install the wheel; then using a crisscross pattern,
tighten the wheel nuts in 27 N-m (20 ft-lb) incre-
ments to the final torque shown in the table below.
Steel Wheel
Aluminum Wheel (Black Nuts)
Aluminum Wheel (Chrome Nuts)
8. Remove the vehicle from the support stand.
9. Check the front differential lubricant level and add
lubricant as necessary.

Rear Gear Case

REMOVING

NOTE: Release the cargo box latch and allow the
cargo box to tilt back; then remove the cargo box lift
support by removing the cap screw and nut securing
the lower lift support to the frame. The cargo box will
tilt fully rearward.
1. Drain the lubricant from the rear gear case; then
remove both rear drive axles.
2. Remove the driveline brake caliper; then cut the rear-
most propeller shaft boot clamp and slide the boot
forward.
3. Remove the boot clamps on the rear driveline boot.
4. Remove the two cap screws and lock nuts securing
the rear gear case to the frame; then remove the gear
case through the upper left-side of the frame and lift
out the top.
160
54 N-m (40 ft-lb)
80 N-m (60 ft-lb)
108 N-m (80 ft-lb)
For servicing the input shaft, pinion gear, needle bear-
ing, ring gear, and axle seal, see Front Differential in
this section.
RING GEAR /THRUST BUTTON
Removing
1. Remove the cap screws securing the gear case cover
to the gear case; then remove the ring gear.
PR065A
2. Remove the thrust button from the gear case cover
(left-hand threads). Account for a shim.
Inspecting
1. Inspect the ring gear for excessive wear, missing or
chipped teeth, or discoloration.
2. Inspect the thrust button for excessive wear or dis-
coloration.
3. Inspect the bearings for discoloration, roughness, or
excessive wear.
Installing/Shimming

NOTE: Ring gear clearance must be adjusted prior
to selecting shim for the thrust button.
1. Install the thrust button with shim into the gear case
cover and tighten securely (left-hand threads).
2. Place the ring gear with selected shim into the cover
and measure the ring gear to thrust button clearance
with a thickness gauge. Clearance should be 0.002-
0.004 in.
AT THIS POINT

PR207
GC057A