New Holland 9090X, Service Manual

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Rear axle system - Powered rear axle
6. Remove the spring retaining rings (7) and pull out the
bearings (5) .
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7. Fit the bearings (8) onto the wheel arms at the required
track width.
• Position A = wide track.
• Position B = narrow track.
8. Replace the spring retaining rings (7) .
9. Replace the screws (4) , inserting the corresponding
spacer rings. The tightening torque of the screws (4)
is 650 N·m ( 5753.0 lb in ).
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NOTE: The diagrams show the positions of the right-hand wheel arm. The bearings are always fitted in the same
holes located towards the outside of the machine. To change the track width, the bearings are simply turned over.
For information, the other holes are not used.
10. Replace the pin (1) of the height stop tube according
to the desired track width.
• Position A = wide track, the spacer
(9) will be on the
outside of the chassis.
• Position B = narrow track, the spacer
(9) will be on
the inside of the chassis.
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11. Remove the mobile lifting device.
12. Replace the wheel. The tightening torque of the wheel
is 700 N·m ( 6195.5 lb in ).
13. Start the engine and raise the machine using its hy-
draulic system. Remove the wooden wedge.
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