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Maintenance
Figure 53. Gearbox Oil Level
A. Oil Fill Plug
B. Drain Plug
Gearbox Maintenance
Check the Gearbox Oil Level
1. Park the machine on a flat, level surface such as a
concrete floor. Disengage the PTO, engage the parking
brake, turn off the engine.
2. Raise the mower deck to the service position. (See
Positioning the Mower Deck for Service.)
3. Place blocks underneath the mower deck to support it in
the raised position.
4. Remove the oil fill plug (A, Figure 53) on the gearbox.
5. Once the oil fill plug is removed, oil should seep out of
the oil fill hole. If no oil drains out, fill with SAE 80-90
weight gear oil until oil starts to seep from the oil fill
hole, then replace fill plug.
6. Remove the blocks from under the mower deck.
7. Lower the mower deck to the operating position. (See
Positioning the Mower Deck for Operation.)
Changing the Gearbox Oil
NOTE: The gearbox lubricant should be changed after the
first 100 hrs. or 30 days of operation, then after 500 hours
or 12 months.
1. Park the machine on a flat, level surface such as a
concrete floor. Disengage the PTO, engage the parking
brake, turn off the engine.
2. Position the mower deck in the highest cutting position.
3. Raise the mower deck to the service position. (See
Positioning the Mower Deck for Service.)
4. Place blocks underneath the mower deck to support the
mower deck in the service position.
5. Remove the drain plug (B).
6. Place a small pan underneath the gearbox to catch the
oil.
7. Remove the blocks from underneath the mower deck.
8. Turn the ignition switch to the RUN position and extend
the actuator to lower the mower deck to the operation
position.
9. When all of the oil has drained from the gearbox, retract
the actuator to raise the mower deck to the service
position.
10. Place blocks underneath the mower deck to support the
mower deck in the service position.
11. Reinstall the drain plug.
12. Remove the oil fill plug and fill with SAE 80-90 weight
gear oil until oil starts to seep from the hole, the replace
the oil fill plug.
13. Remove the blocks from underneath the mower deck.
14. Lower the mower deck to the operation position. (See
Positioning the Mower Deck for Operation.)
A
B
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