New Holland T4.75 Service Manual page 33

7. Raise the rear of the tractor with a hydraulic jack. Place
a mechanical jack stand under the reduction gear case.
Use a pneumatic gun to remove the retaining nuts of
the left-hand rear wheel. Then remove the wheel.
8. Unscrew the front, central, and rear retaining bolts on
the guard of the front axle control shaft. Then remove
the guard (1).
9. Remove the circlip (2) and move the front sleeve (1) in
the direction indicated by the arrow until it is released
from the groove on the front axle.
10. Remove the bolts that secure the central support (1)
of the drive shaft. Remove the shaft complete with
the support. Also remove the shim that adjusts the
clearance of the shaft on the back.
Engine - Engine and crankcase
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WLAPL4S10C110A
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WLAPL4S10C112AA
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WLAPL4S10C113AA
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WLAPL4S10C115AA