TM 9-2320-289-34
6-15.1. REAR AXLE DIFFERENTIAL MAINTENANCE (M1028A2) (Con’t).
CAUTION
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If major components (e.g. spider assembly or driven clutch assemblies)
show excessive wear or damage, differential assembly should be
replaced. Failure to follow this caution may result in a recurrence of
original problem,
If any part is replaced, mating parts should also be replaced as they are
probably also damaged. Failure to follow this caution may result in a
recurrence of original problem.
1 .
Clean all components in dry cleaning solvent and dry with compressed air.
2 .
Inspect splines on driven clutches and remove any burrs or nicks found. If driven clutch teeth are
chipped, or if burrs and nicks cannot be repaired, replace driven clutch.
3 .
Inspect holdout ring (20) on driven clutches (17) for fractures or chipped teeth. Replace driven
clutches if fractured or chipped.
4 .
Inspect teeth on spider (18) and center cam (21) for fractures or chipping. Inspect center cam
to ensure that it moves freely in spider. Replace spider assembly if fractured, chipped or if
center cam does not move freely.
5 .
Inspect side gears for damage. Replace if necessary.
6 .
Visually inspect springs for equal height and damage, Replace if springs are of unequal height or
damage exists.
7.
Inspect differential case halves for damage. Remove any nicks or burrs found. Replace if
damaged, or if nicks or burrs cannot be removed.
Change 1
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