Blade Spindle Service
Disassembly
2
1.
Remove blade spindle from cutting deck (see Blade
6
Spindle Removal).
4
2.
shaft.
Loosen and remove spindle nut from top of spindle
130 to 160 ft--lb
11
(177
to 216 N--m)
10
9
3.
ing an arbor press. The shaft spacer remains on the
spindle shaft as the shaft is being removed.
Press thespindle shaft outofthespindle housing us-
12
7
8
4.
5.
Remove seals from spindle housing.
1
Allow the bearings, inside spacer and spacer ring to
drop out of the spindle housing.
4
5
6.
Usingapunchandhammer,drivebothofthebearing
cups out of the spindle housing. Also, remove the large
spacer from the housing.
3
7.
housing. Removal of large snap ring is very difficult.
The large snap ring can remain inside the spindle
Assembly
Figure 5
IMPORTANT: If new bearings will be installed into a
used spindle housing that has the original large
snap ring installed, discard the snap ring that
comes with the new bearings because it is not nec-
essary to replace the original snap ring. If a spindle
housing is being replaced, new bearings with their
matchedspacersetandsnapringmustbeinstalled.
Replacement bearings are sold only with a matched
spacer set and snap ring. These parts cannot be
purchased separately.
1.
2.
3.
4.
5.
6.
Spindle housing
Spindle plug
Spindle shaft
Oil seal
Shaft spacer
Spindle nut
7.
8.
9.
Grease fitting
Bearing
Spacer ring
10. Spacer set (2 piece)
11. Bearing
12. Large snap ring
PRESS
4
1.
spindle housing, install snap ring into spindle housing
groove. Make sure snap ring is seated in groove.
If large snap ring was removed, or if replacing the
3
IMPORTANT: If bearings are being replaced, make
sure to use the large spacer, inside spacer, and
spacer ring that are included in bearing set.
1
2
6
5
2.
spacer should fit against the snap ring.
Install large spacer into top of spindle housing. The
Figure 6
3.
Using an arbor press, push the bearing cups into the
1.
2.
3.
Bearing cups
Large snap ring
Large spacer
4.
5.
6.
Arbor press
Support
Arbor press base
top and bottom of the spindle housing. The top bearing
cup must contact the spacer previously installed, and
the bottom bearing cup must contact the snap ring.
Makesurethattheassemblyiscorrectbysupportingthe
first bearing cup and pressing the second against it(Fig.
6).
4.
Pack the bearing cones with grease. Apply a film of
grease on lips of seals.
Cutting Units (Rev. B)
Page 8 -- 10
Groundsmaster 4500--D/4700--D
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
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|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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