6-15.1. REAR AXLE DIFFERENTIAL MAINTENANCE (M1028A2) (Cont).
5. Install dial indicator (6) and check ring
gear (12) backlash at 4 equally
spaced points around ring gear.
Backlash must be 0.004-0.009 in.
(0.102-0.229 mm) and must not vary
more than 0.002 in. (0.051 mm)
between 4 points checked.
If backlash is correct, go to step 10.
Repeat steps 3-6 of subparagraph a.
If backlash is not within specification,
correct by adjusting thickness of side
bearing (10) shim pack. To increase
backlash, increase right shim (11) and
decrease left shim an equal amount.
To decrease backlash, decrease right
shim and increase left shim an equal
Install new shim pack and side
bearings (10), as tagged using arbor
Repeat steps 1-5 of subparagraph e.