Gearbox - Toro Greensmaster
Flex 18 04018 Service Manual

Gearbox

RIGHT
FRONT
1. Gearbox assembly
2. Flange gasket
3. Engine gear
4. Engine adapter
Gearbox Removal
1. Park mower on a level surface. Make sure engine is
OFF. Remove spark plug wire from the spark plug.
2. Drain oil from gearbox assembly.
3. Remove traction control and reel control cables from
gearbox.
4. If installed, remove transport wheels (see Transport
Wheels in the Service and Repairs section of Chapter 6
– Chassis and Controls).
5. Remove traction drive belt covers and belts from
both sides of mower (see Traction Drive Belt Replace-
ment in this section).
6. Remove flange nut that secures traction drive pulley
(Fig. 19) on both sides of mower. Remove pulley and
woodruff key from both sides.
Traction and Reel Drive System
1
10
5
5. Engine
6. Set screw (4 used)
7. Cap screw
8. Lock washer
Page 4 – 16
7
8
9
3
4
2
6
11
Figure 18
7. Loosen set screws that secure extended race bear-
ings to gearbox axles (Fig. 19).
8. Remove carriage bolts, flange nuts and flat washers
that retain bearing flangettes to frame (Fig. 19). Slide
flangettes and bearings toward gearbox.
9. Loosen and remove four (4) flange nuts that secure
gearbox to engine (Fig. 20).
10.Move gearbox away from the engine to allow remov-
al of parking brake lever (with cable attached) from
brake shaft of gearbox. Loosen lock nut that is used to
secure brake lever to the brake shaft. Remove lever with
cable attached. Note that lever and shaft splines identify
correct lever location on shaft.
9. Washer
10. Flange nut (4 used)
11. Key
Greensmaster Flex 18/21