Rev. E
Groundsmaster 3500--DPage 7 -- 18Cutting Units (Rev. D)
Blade Spindle Service
Disassembly
1. Park machine on a level surface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
2. Remove two cap screws that secure hydraulic motor
to the cutting unit (Fig. 26). Remove hydraulic motor and
O--ring from deck.
3. Cover top of spindle to prevent contamination.
Spindle plug (Toro Part # 94--2703) can be used to cover
spindle.
4. Start the engine and raise the cutting unit. Stop en-
gine and remove key from the ignition switch. Block up
the cutting unit so it cannot fall accidentally. If required
for easier service, remove cutting unit (see Cutting Unit
Removal and Installation).
5. Remove cutting blade, anti--scalp cup and bolt (see
Cutting Blade Removal and Installation).
6. Remove cap screws and flange nuts s ecuring
spindle housing to deck. Slide spindle housing assem-
bly out the bottom of the deck. Remove spindle plate
from top of dec k.
7. Loosen and remove spindle nut from top of spindle
shaft.
8. Press the spindle shaft out of the spindle housing us-
ing an arbor press. The shaft s pacer remains on the
spindle shaft as the shaft is being removed.
9. Remove seals from spindle housing.
10.Allow the bearings, inside spacer and spacer ring to
fall out of the spindle housing.
11. Using a punch and hammer, drive both of the bearing
cups out of the s pindle housing. Also drive the large
spacer out of the housing.
12.The large snap ring should remain inside the spindle
housing because it is difficult to remove.
1. Cap screw 2. Hydraulic motor
Figure 26
2
1
1
1. Spindle housing
2. Spindle plug
3. Spindle shaft
4. Oil seal
5. Shaft spacer
6. Spindle nut
7. Grease fitting
8. Bearing
9. Spacer ring
10. Spacer set (2 piece)
11. Bearing
12. Large snap ring
Figure 27
3
5
4
1
7
2
4
6
8
131 to 159 ft--lb
(178 to 216 N--m)
9
10
11
12
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