Forward Tandem Carrier
Differential Making Noise
TP-99125
16579/24240 Issued 12-99
Printed in the USA © Copyright Meritor Automotive, Inc., 1999 Page 5
When the main
differential is
reassembled later,
set the backlash to
the recorded reading.
When the main
differential is
reassembled later, set
the backlash to spec.
Refer to MM 5L.
Backlash
within spec?
Yes
No
Reset the backlash.
Refer to MM 5L.
Reassemble and install
the main differential.
Refer to MM 5L.
Install a new
unitized seal.
This flowchart continues
from the previous page.
Damaged?
No
Yes
Disassemble the
main differential.
Refer to MM 5L.
Damaged?
No
Yes
Damaged?
No
Yes
Inspect the main
differential case, side
gears and spider for
damage. Refer to TP-9955,
Failure Analysis for Drive
Axle Components
.
Install the carrier.
Refer to MM 5L.
Test drive the vehicle.
Return the vehicle to service.
Remove the main
differential and
ring gear from
the carrier.
Refer to MM 5L.
Inspect the main differential
bearings for damage.
Refer to TP-9955,
Failure
Analysis for Drive Axle
Components
.
Repair the carrier
or install a
remanufactured
carrier.
Refer to MM 5L.
Repair the carrier
or install a
remanufactured
carrier.
Refer to MM 5L.
Inspect the drive pinion,
inner drive pinion
bearing and spigot bearing
for damage. Refer to
TP-9955,
Failure Analysis
for Drive Axle Components
.
Repair the carrier
or install a
remanufactured
carrier.
Refer to MM 5L.
If damaged, repair the
input shaft, inter-axle
differential, side gears
or bearings. Install the input
shaft. Refer to MM 5L.
Set the input shaft
end play to the
correct specification.
Refer to MM 5L.
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