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Revision A
Perform this procedure on both upper and lower gearboxes:
NOTE:
The oil should be checked when the gearboxes are parallel to the ground.
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Figure 8.23: Swivel Gearbox
1.
Adjust the height and angle of the hitch until the upper and
lower gearboxes are parallel to the ground.
2.
Shut down the engine, and remove the key from
the ignition.
3.
Clean area around check plug (A).
4.
Remove check plug using a 13 mm socket.
5.
Check lubricant level and ensure lubricant is visible or
slightly draining from the port.
6.
If necessary, add gear oil to gearboxes through breather/
filler plug (B). For recommended lubricants and quantities,
refer to
10.3 Recommended Lubricants, page 183
7.
Reinstall check plug (A) and breather/filler plug (B)
and tighten.
