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FINAL DRIVE REBUILD
REASSEMBLY
ADJUSTING DIFFERENTIAL BEARING
PRE· LOAD
Rotate the differential assembly to seat the bearings.
Place the tip of the torque measuring tool, B.Vi. 906,
against the outer edge of one tooth ofthe ring gear.
Press against the ring gear tooth
to rotate the
differential
in the forward
direction.
(Bearing
roller-to-cage play will give a false reading if rotated
in reverse.)
When the ring gear rotates, remove the tool and
read the torque indicated by the red pointer.
Screw the differential ring nut in or out to obtain a
reading of: 2 to 2.5 daNm
NOTE: The specification 2 to 2.5 daNm represents
the
pressure
required
for
ring
gear
movement as measured with tool B.Vi. 906,
not the actual torque applied at tool B.Vi.
645.
• Adapter B.Vi. 805 must be used with wrench B.Vi.
645 when removing or replacing a 3-lip seal nut to
avoid damaging the outer lip .
• When the correct adjustment has been obtained,
lock the nut with its locking washer.
\
\
B.
Vi. 645
F7-19
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Troubleshooting
