Transmission Removal And Installation - Toro Groundsmaster 300 Series Service Manual

Transmission Removal and Installation

1. Position the machine on a level surface in a clean
area of the workshop.Block all four wheels of the unit to
prevent it from moving.
2. Lower the cutting unit or implement to the shop floor.
Turn the engine off and remove the key from the ignition
switch.
3. Disconnect the positive battery terminal from the
battery. Place the cable out of the way and in such a
position that it cannot spring back and make contact with
the positive battery terminal.
4. Raise the seat of the machine and secure it in that
position.
5. Place a drain pan underneath the differential.
Remove any loose sand, grass, or debris from the top
of the transmission. Place a drain pan underneath the
differential and hydrostat. Remove the oil line that con-
nects the differential to the transmission or hydraulic
filter. Allow oil to drain. Cap or plug the lines and fittings.
6. Remove the hydraulic lines that connect to the trans-
mission. Cap or plug all hoses and fittings to prevent
contamination. NOTE: To ease reassembly, tag all lines
as to their proper location.
®
Groundsmaster 300 Series
7. Loosen and remove the engine to transmission
coupler; refer to "Removing Drive Coupling" of Chapter
10.
8. Disconnect and remove the traction pedal rod where
it fastens to the transmission.
9. Support the transmission to prevent it from failing
while removing the two cap screws that secure the
transmission to the differential.
10. Carefully pull the transmission out of the differential
and guide it down and out from under the machine.
11. Remove the gasket that fits between the transmis-
sion and differential.
12. Thoroughly clean the area of the differential. where
the new or rebuilt transmission will be installed.
13. Reverse steps 1 - 10 to reinstall the transmission
and use Loctite 271 on the two cap screws that hold the
hydrostat to the differential.
14. Replace the hydraulic oil filter and fill the system
with oil.
Page 5 - 33 Repairs