Gear Case Removal And Installation - Toro Groundsmaster 300 Series Service Manual

Gear Case Removal and Installation (Fig. 41, 42)
Removing Gear Case and Drive Pulley
1. Lower the cutting unit, shut engine off and engage the
parking brake.
2. Remove shroud (Item 20) covering universal drive
shaft. Disconnect drive shaft from gear case. Remove
belt covers from top of cutting unit.
DANGER
Do not start the engine and engage the P.T.O.
when the P.T.O. shaft is not connected to the
gear case. If engine is started and the P.T.O.
shaft is allowed to rotate, serious injury could
result.
3. Loosen belt tension and remove belt from gear case
pulley.
Repairs
4. Remove flange nuts and carriage bolts securing gear
case mount plate (Item 22) to cutting unit and remove
plate and gear case.
5. Remove the set screws (Item 28) from the taper lock
bushing (Item 27). Install one setscrew into the hole that
is threaded on the side of taper lock. Tighten the set-
screw until the taper lock is loose from the inside of the
pulley hub.
NOTE: Only one setscrew is used to loosen the
taper lock.
6. Slide the gear case pulley (Item 26) and taper lock
(Item 27) off of the gear case output shaft. Account for
the woodruff key (Item 24) that positions the pulley on
the shaft, and remove the setscrew from the side of the
taper lock.
7. Remove gear case from mount plate and remove
brackets (Item 18) from gear case.
Figure 41
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Groundsmaster 300 Series