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TM 10-3930-671-24
Assembly
Steering Knuckle & Knuckle Pin Bearings
Reassembly
Recommended Greasing Procedure:
1)
Use Grade No. 1 EP Lithium soap base
multipurpose
grease,
Clark
MS-9B
or
equivalent.
2)
All tapered roller bearings to be packed with
grease before assembly.
3)
Tie rod bearings to be filled using a grease
gun after axle is reassembled.
4)
Apply coating of Grade No. 2EP Lithium
soap base multi-purpose grease, Clark MS-
107C or equivalent, to inside diameter of oil
seals prior to assembly.
1.
Turn axle body upside down or on its side so that
knuckle centerline is horizontal to simplify
installation
of
bearings,
seal
and
steering
knuckle.
2.
Correctly apply grease to (pack) upper knuckle
pin bearing and lubricate knuckle pin seal. See
above for recommended greasing procedure.
3.
Install (press) the upper knuckle bearing cup
fully into steering knuckle upper trunnion bore in
axle body.
4.
Assemble upper bearing cone into bearing cup.
5.
Install (press) new knuckle pin seal into and
against shoulder in seal recess in axle body.
Seal should be flush with outer surface of axle
body. Upper seal lip should be pointing down or
towards knuckle.
6.
Be sure to reinstall the 2 bearing-removal screw
plugs in top of axle body.
7.
Apply grease to (pack) lower knuckle bearing
and
lubricate
oil
seal.
See
above
for
recommended greasing procedure.
8.
Install (press) lower knuckle bearing cup fully
into bore in knuckle pin cover (bearing cup
retainer).
9.
Assemble lower bearing cone into bearing cup.
10.
Install (press) new knuckle pin seal into and
against shoulder in seal recess in knuckle pin
cover. Seal should be flush with open end of
cover. Lower seal lip should be pointing up or
towards knuckle.
11.
Carefully install knuckle through seal and into
upper bearing in steer axle body.
NOTE
Check to be sure RH and LH parts are
installed in correct location.
F-437
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