Toro 23515 Operator's Manual page 35

Figure 57
1. Drain/fill port
3. Rotate the transaxle over a drain pan, and fully
drain oil.
Draining the Expansion Tank
1. Align the transaxle with the drain/fill port up.
2. Remove and retain the screw (#10 x 1/2 inch)
and release the ratchet fastener that secure the
expansion tank to the housing
Figure 58
1. Expansion tank
3. Remove the expansion tank from the transaxle
(Figure 59).
Note:
Do not remove the vent cap from the
tank.
g373036
2. Plug
(Figure 58).
g373037
2. Screw #10 x 1/2 inch
1. Transfer port (expansion tank)
Note:
Do not remove the tank hose or O-ring
unless you need to replace them.
4. Tip the expansion tank over the drain pan, and
drain the oil through the transfer port.
5. Insert the vent hose of the expansion tank into
the hole in the main transaxle housing
60).
1. Vent hose
6. Align the transfer port in the expansion tank over
the O-ring of the transfer those, and push down
to engage the ratchet fastener.
Note:
Ensure that the expansion tank seals to
the transaxle.
7. Secure the expansion tank to the transaxle with
the screw (#10 x 1/2 inch), and torque it to 2.8
N-m (25 in-lb).
35
Figure 59
Figure 60
2. Hole (main transaxle
housing)
g373038
(Figure
g373039