Toro Multi Pro 1200 Service Manual page 187

8. To remove axle housing from machine:
A. Remove brake assembly from axle housing (see
Rear Wheels and Brakes in the Service and Repairs
Section of Chapter 8 -- Chassis).
B. Remove three (3) flange head screws that secure
axle housing to machine frame. Remove axle hous-
ing.
Bearing Service (Fig. 25)
1. Inspect bearings and replace if necessary. If outer
bearing cone is removed from stub axle, bearing set
must be replaced.
IMPORTANT: Bearings, with bearing cups and thin
bearing spacer, are a MATCHED SET. Use one bear-
ing set for each axle housing. Bearing set compo-
nents are NOT INTERCHANGEABLE.
2. Remove seal from back of axle housing.
3. Remove inner bearing cone. Slide bearing spacers
from axle housing noting orientation of step in large
bearing spacer (toward seal location).
4. Press inner and outer bearing cups from housing.
Press outer bearing cone from stub axle.
5. Clean all parts thoroughly before reassembly.
6. Position inner and outer bearing cups to axle hous-
ing. Press bearing cups into housing until they seat
against the housing shoulder.
7. Pack bearings with lithium based grease.
8. Position larger bearing cone (item 1), wide end first,
onto stub axle. Press bearing onto stub axle putting
pressure on inner race of bearing. Slide thin bearing
spacer onto stub axle.
9. Insert stub axle with bearing and thin spacer into axle
housing.
10.Fill axle housing with grease.
11. Insert large bearing spacer onto stub axle inside
housing. Orientate the stepped end of the spacer toward
the seal location.
12.Insert smaller, greased bearing cone, small end first,
onto stub axle inside housing.
IMPORTANT: The seal must be pressed in so it is
flush with the end of the axle housing. The lip of the
seal must be toward the bearing.
13.Install new seal over shaft and into housing. Be care-
ful to not damage the seal during installation.
Multi Pro 1200/1250
8
7
1. Outer bearing cone
2. Outer bearing cup
3. Thin bearing spacer
4. Large bearing spacer
Installation (Fig. 24)
1. If removed, install axle housing to frame:
A. Apply Loctite #271 (or equivalent) to the threads
of three (3) flange head screws that mount axle
housing to machine.
B. Position axle housing to frame and install three
(3) flange head screws to secure axle housing to ma-
chine frame.
C. Install brake assembly to axle housing (see Rear
Wheels and Brakes in the Service and Repairs Sec-
tion of Chapter 8 -- Chassis).
2. If driveshaft was removed from transaxle:
A. Apply antiseize lubricant to transaxle shaft. Slide
driveshaft clamp end onto splined transaxle shaft.
B. Apply Loctite #242 (or equivalent) to threads of
cap screws that secure driveshaft to transaxle shaft.
C. Align mounting holes in driveshaft with relief in
transaxle shaft.
D. Install cap screws, hardened washers and lock
nuts to secure driveshaft to transaxle shaft.
3. If wheel studs were removed from stub axle, apply
Loctite #271 (or equivalent) to threads near head of
stud. Install stud with lock washer into stub axle and
torque from 40 to 60 ft- -lb (55 to 81 N- -m).
4. Insert stub axle with greased bearing and thin spacer
into axle housing. Be careful to not damage the bearing
seal during installation.
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Step
5
4
3
Figure 25
5. Axle housing
6. Inner bearing cup
7. Inner bearing cone
8. Seal
Drive Train
2
1