Service Manual

HYDRAULICS & ENGINE MOUNTING
4-23
Toro 30” Aerator Service Manual
4
Fig. 128 return to neutral_a
C. RTN adjusting screw D. Speed & direction
control arm
3. Start the engine and increase the throttle to full
engine speed.
4. Check for axle roation. If the axle does not retate, go
to Step 5. If the axle rotates, go to Step 6.
5. Stop the vehicle’s engine. Reattach and adjust the
vehicle’s linkage according to the vehicle owner’s
manual.
6. Note the axle directional movement. Stop the vehicle
engine. Loosen the RTN adjustment screw until the
control arm can be rotated. Rotate the control arm in
the opposite direction of the axle rotation in 5 degree
increments. Tighten the RTN adjustment screw.
Recheck according to steps 3 and 4. Refer to Figure
128.
Return to Neutral Setting
WARNING
Potential for Serious Injury
Inattention to proper safety, operation, or main
ten ance procedures could result in personal
injury, or damage to the equipment. Berfore ser
vicing or repairing the transaxle, fully read and
understand the safety precautions described in
this section.
The return to neutral mechanism on the transaxle is
designed to set the directional control into a neutral
position when the operator releases the vehicle hand
control. Follow the procedures below to properly adjust
the return to neutral mechanism on the transaxle:
1. Conrm the transaxle is in the operating mode
(bypass disengaged). Raise the vehicle’s drive tires
off the ground to allow free rotation.
Note: It may be necessary to remove the drive
tire from the axle hub to access the linkage
control and the transaxle return arm. Remove
the wheel by removing the lug nuts. Do not
remove the axle/hub nut.
2. Remove the Original Equipment Manufacturer’s
(OEM’s) control linkage at the control arm.
WARNING
Do not attempt any servicing or adjustments with
the engine running. Use extreme caution while
inspecting the drive belt assembly and all vehicle
linkage!
Follow all safety procedures outlined in the
vehicle owner’s manual.
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