TM 9-2320-289-34
6-8.
FRONT AXLE DIFFERENTIAL MAINTENANCE (ALL EXCEPT M1009) (Con’t),
5 .
If backlash is not within specification,
correct by adjusting thickness of side
bearing (9) shim pack, To increase
backlash, increase right shim (10)
and decrease left shim an equal
amount.
To decrease backlash,
decrease right shim and increase left
shim an equal amount,
NOTE
If ring gear (11) and drive pinion
were replaced, perform steps 6-9
to check for proper gear tooth
contact pattern.
6 .
Wipe any lubricant from housing and
clean each tooth of ring gear (11).
7 .
Using medium stiff brush, sparingly
apply prussian blue dye to all ring
gear (11) teeth. Area of drive pinion
tooth contact should be visible when
drive pinion is turned by hand.
TA50549
6-55
