Toro Greensmaster
Flex 18 04018 Service Manual page 43

Disassembly (Fig. 21)
1. Clean outside of the gearbox assembly.
2. Remove reel drive assembly from gearbox (Fig. 22):
A. Loosen flange nut that secures reel drive pulley to
gearbox clutch shaft.
B. Remove reel drive belt.
C. Remove flange nut and pulley washer from gear-
box clutch shaft and slide pulley from shaft. Take
woodruff key from shaft.
D. Pull drive shaft plate from gearbox after removing
three (3) fasteners: two socket head screws and one
cap screw with lock washer.
3. Remove all burrs from axle and clutch shafts.
4. Loosen lock nut that is used to secure traction lever
to the traction shaft. Remove lever. Note that lever and
shaft splines identify correct lever location on shaft.
5. Remove four (4) remaining socket head screws and
flat washers that secure gearbox cover to base.
NOTE: Gearbox cover removal will be easier by lightly
lubricating external extensions of axles and shafts.
6. Pull gearbox cover from gearbox base taking care
not to dislodge shafts from base. Locate thrust washer
that fits on cover end of clutch shaft (Fig. 23). Remove
and discard gasket.
7. Carefully remove traction shaft from the gearbox tak-
ing care to not distort traction band (Fig. 24). Note: On
Flex 21, if gearbox is still attached to engine, traction le-
ver on engine side of gearbox must be loosened and re-
moved as traction shaft is removed from gearbox.
8. Slide differential assembly from gearbox (Fig. 24).
9. Pull planetary assembly (with parking brake band
and shaft) from gearbox (Fig. 24). Note: Remove park-
ing brake lever if still attached to brake shaft.
10.Use Figure 25 as a guide to remove components
from planetary assembly. If input gear is removed, note
orientation on shaft.
11. Remove retaining rings that secure link to clutch bell-
crank and clutch fork shaft (Fig. 24). Remove link.
12.Rotate clutch fork shaft to allow removal of reel drive
clutch shaft assembly from gearbox base (Fig. 24). Use
Figure 26 as a guide to remove components from clutch
shaft.
Greensmaster Flex 18/21
2
5
1. Drive shaft plate
2. Socket head screw (2)
3. Cap screw w/lock washer
1
1. Traction shaft with band
2. Planetary assembly
3. Differential assembly
3
1. Traction shaft with band
2. Planetary assembly
3. Differential assembly
Page 4 – 19
4
Figure 22
4. Flange nut
5. Gearbox assembly
2
5
3
Figure 23
4. Reel drive clutch shaft
5. Clutch thrust washer
6
1
2
Figure 24
4. Reel drive clutch shaft
5. Clutch thrust washer
6. Clutch fork
Traction and Reel Drive System
3
1
4
4
5