Changing the Oil in the Rear Axle (continued)
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1. Prepare the machine for maintenance.
2. Clean the area around the 3 drain plugs—1 at
each bevel-gear case
(outboard of the axle
housings
) and 1 in the center-gear case .
3. Remove each drain plug and allow the oil to
drain into a drain pan.
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4. Remove the 2 axle housing check plugs
and the fill plug to ease in draining of the oil.
5. Install the 3 drain plugs and the check plug at
the axle housing with the breather fitting.
6. At the fill plug axle port, fill the axle with
approximately 2.37 L (80 fl oz) of 85W-140
gear oil or until the oil level is at the bottom of
the hole.
7. Install the check plug and the fill plug.
Inspecting the Reduction-Gear Case
Visually inspect the reduction-gear case for leaks. Make all necessary repairs before
operating.
Checking the Lubricant in the Reduction-Gear Case
Reduction-Gear Case Oil Specification: SAE 85W-140 gear oil
1. Prepare the machine for maintenance.
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2. Remove the check/fill plug from the left side
of the reduction-gear case
.
3. Check the O-ring
for the plug is not worn or
damaged.
4. Check the gear-case oil level.
Note: The gear-oil level is correct if the oil
level is at the bottom of the check/fill-plug hole.
5. If the gear-oil level is low, add enough of the
specified case oil to bring the level up to the
bottom of the check/fill-plug hole.
6. Install the check/fill plug.
Maintenance: Drive System Maintenance Page 6–32 3466-702 A
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