Drive System Maintenance; Checking For End-Play In The Planetary Drives; Checking The Planetary Gear-Drive Lubricant - Toro Groundsmaster 4500-D Operator's Manual

Drive System
Maintenance
Figure 63
Checking for End-Play in
the Planetary Drives
Service Interval: Every 400 hours
There should be no end-play in the planetary
drives/drive wheels (i.e., the wheels should not move
when you pull or push them in a direction parallel to
the axle).
1. Park the machine on a level surface, engage the
parking brake, lower the cutting units, shut off
the engine, and remove the key.
2. Chock the rear wheels and raise the front of
machine, supporting the front axle/frame on jack
stands.
DANGER
A machine on a jack may be unstable and
slip off the jack, injuring anyone beneath
it.
• Do not start the engine while the
machine is on a jack.
• Always remove the key from the
switch before getting off the machine.
• Block the tires when you are raising
the machine with a jack.
• Support the machine with jack stands.
3. Grasp 1 of the front drive wheels and push/pull it
toward and away from the machine, noting any
movement.
1. Front drive wheels
4. Repeat step
5. If either wheel moves, contact your authorized
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Toro distributor to have the planetary drive
rebuilt.
Checking the Planetary
Gear-Drive Lubricant
Service Interval: Every 400 hours (check if you
Lubricant Specification: high quality SAE 85W-140
gear lubricant
1. Park the machine on level surface, position the
wheel so that the fill plug is at the 12 o'clock
position, the check plug is at 3 o'clock position,
and the drain plug is at the 6 o'clock position
(Figure 65).
1. Fill plug (12 o'clock position)
2. Check plug (3 o'clock position)
3. Drain plug (6 o'clock position)
2. Remove the check plug at the 3 o'clock position
(Figure 65).
57
Figure 64
3 for the other drive wheel.
notice external leakage).
Figure 65
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