New Holland WorkMaster 50 Service Manual page 236

Four-Wheel Drive (4WD) axle - Adjust
Adjustment of the ring gear bearings and checking the backlash between the pinion and
ring gear
Proceed as follows.
1. Install the differential assembly complete with ring gear
and inner ring gear bearing rings in the bevel drive/
differential housing.
2. Insert the outer bearing rings in the differential housing.
Install the differential support caps. Torque the bolts to
59 N·m (44 lb ft), then loosen and re-tighten to a torque
of 20 N·m (15 lb ft).
3. With the bearings lubricated, rotate the ring gear and
at the same time tighten the threaded adjustment ring
using wrench, tool no 380000252 (A) to a torque of 39 -
59 N·m (29 - 44 lb ft) to take up the axial play between
the components.
Front axle system - Powered front axle
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GNIL14TR04392AA
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GNIL14TR04399AB
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GNIL14TR04393AB