PREVOST X3-45 Multiplex, Maintenance Manual

Page: 445 / 1422

Forward Tandem Carrier
Oil Leak
TP-99125
16579/24240 Issued 12-99
Printed in the USA © Copyright Meritor Automotive, Inc., 1999 Page 6
Forward Tandem Carrier Oil Leak
Damaged?
Inspect the
breather.
Yes
No
Breather
clogged?
Clean or replace the
breather. A clogged
breather can cause
a seal leak.
Yes
No
Inspect the
input shaft seal
for leaks.
Seal
leaking?
Replace the input
shaft seal with
a unitized seal.
Yes
No
Inspect the ouput
shaft seal for
leakage.
Replace the output
shaft seal with
a unitized seal.
Seal
leaking?
Yes
No
Inspect the
carrier-to-housing
joint for leaks.
Joint
leaking?
No
Yes
Test drive the vehicle
to confirm that the
leak is repaired. Return
the vehicle to service.
Visually inspect
the carrier in the
axle housing.
Remove the carrier
from the axle housing.
Repair the carrier or
install a
remanufactured
carrier. Refer
to MM 5L.
Fill the carrier with
the correct amount
of the specified
lubricant.
Refer to MM 1.
Clean the seal area.
Test drive the vehicle
to confirm that
the leak is repaired.
Return the vehicle
to service.
Fill the carrier with the
correct amount of the
specified lubricant.
Refer to MM 1.
Clean the seal area.
Test drive the vehicle
to confirm that the
leak is repaired. Return
the vehicle to service.
Inspect the axle
housing welds for
cracks or leaks. If you
find weld cracks, contact
Meritor for repair
welding procedures.
Drain and inspect
the lubricant.
Refer to MM 1.
Remove the carrier
from the axle housing.
Refer to MM 5L.
Clean and prepare
the housing and
carrier flanges.
Apply the correct
gasket or silicone.
Refer to MM 5L.
Install the carrier.
Refer to MM 5L.
Fill the carrier with
the correct amount
of the specified lubricant.
Refer to MM 1.