Toro 25430A Operator's Manual page 52

Checking the Oil Level in the
Transmission
Service Interval: After the first 100 hours
Every 250 hours
1. Place a drain pan under the back side of the
transmission housing (Figure 70).
Figure 70
1. Plug
2. Sight port
2. Remove the plug from the sight port in the transmission
(Figure 70).
3. Look through the sight port and check that the oil level
in the transmission is level with the bottom of the
threads of the port (Figure 70).
Note: Use a flashlight and a mirror to help you see
the oil level.
•
If the oil level is too high, allow the oil to drain
from the sight port.
•
If the oil level is too low, add oil to the transmission
through the sight port; refer to steps 6 and 8 in
Changing the Oil in the Transmission (page 52).
4. Clean the threads of the sight plug.
5. Apply PTFE thread sealing tape to the threads of the
plug.
6. Install the sight plug into the sight port of the
transmission housing (Figure 70).
Changing the Oil in the Transmission
Service Interval: After the first 200 hours
Every 1,000 hours
Oil specification: SAE 80W140 API classification level GL4
Transmission oil capacity: approximately 1.7 L (1.8 US qt)
Toro Premium Gear Oil is available from an Authorized Toro
Service Dealer. See the parts catalog for part numbers.
Note: If possible, change the oil when it is warm.
1. Place a drain pan under the back side of the
transmission housing (Figure 71).
3. Transmission housing
4. Drain pan
1. Sight port
2. Drain port
3. Transmission housing
2. Remove the plugs from the drain port and the sight
port in the transmission housing (Figure 71).
Note: Allow the oil to drain completely from the
pinion housing and axle.
3. Clean the threads of the plugs.
4. Apply PTFE thread-sealing tape to the threads of the
plugs.
5. Install one of the plugs into the drain port of the
transmission (Figure 72).
1. Sight port
2. Plug
3. Transmission housing
6. Fill the transmission with the specified oil through the
sight port until the oil is level with the threads at the
bottom of the port (Figure 72).
7. Wait a few minutes for the oil to settle, then add more
oil as necessary.
Note: Continue to add oil until the oil level is stabilizes
and at the bottom of the threads of the sight port.
8. Install the remaining plug in the sight port of the
transmission (Figure 72).
52
Figure 71
4. Plug
5. Drain pan
Figure 72
4. Drain pan
5. Oil servicing equipment