Toro 500 EFI Service Manual page 163

3. If clearance is as specified, remove the ring gear and
thrust button; then place a drop of red Loctite #271
on the threads and tighten to 8 ft-lb (left-hand
threads).
4. If clearance is not as specified, repeat steps 1 and 2
using thicker shim (clearance too great) or thinner
shim (clearance too small) until correct specification
is reached.
REAR DRIVE INPUT SHAFT/
HOUSING
Removing/Disassembling
1. Remove the cap screws securing the rear drive input
shaft/housing to the rear gear case; then remove the
input housing assembly.
2. Remove the input shaft from the input housing; then
remove the oil seal.
GC058A
3. Remove the snap ring retaining the input bearing and
using an appropriate bearing driver, press the bearing
from the housing.
Cleaning and Inspecting
1. Wash all parts in parts cleaning solvent and dry with
compressed air.
Always wear safety glasses when working with com-
pressed air.
2. Clean all gasket material and sealant from mating
surfaces.
3. Inspect bearings, shafts, and housing for excessive
wear, cracks, or discoloration.
GZ183
Assembling/Installing
1. Install a new bearing into the input housing and
secure with the snap ring (flat side directed away
from bearing).
GZ180
! WARNING
GZ182A
GZ184A
161