TM 9-2330-386-14&P
4-38 BRAKE DRUM AND HUB (CONT) .
(2) Using hammer and suitable driver, press new bearing
c u p s (15 and 16) in hub (12). Make sure bearing cups
are pressed tight against hub shoulders.
(16).
(3) Position bearing (14) in bearing
CUP
CAUTION
In the following step, stop driving
oil seal (13) when it touches
bearing cup (16). Otherwise, oil
seal will be damaged.
(4) Using hammer, c a r e f u l l y d r i v e n e w o i l s e a l ( 1 3 ) i n
hub (12) until it bottoms against bearing cup (16).
I n s t a l l a t i o .n .
d.
(1) Apply clean gear oil to axle spindle (18), oil seal (13) lip, and bearing
(11 and 14) rollers.
C
A
U
T
I
O
N
T a k e care not to damage bearing (14) or oil seal (13)
when installing hub (12).
(2) Carefully install hub (12) on axle spindle (18).
(3) Install bearing (11) and push against bearing cup (15).
e. Adjustment .
(1) Install inner nut (10) with pin side out.
(a) while rotating hub, torque inner nut to 100 lb-ft.
(b) Loosen inner nut completely.
(c) While rotating hub, torque inner nut to 50 lb-ft.
(d) Loosen inner nut 1/6 to 1/4 turn.
(2) Install lock washer (9) on axle spindle (18). Turn inner nut (10) as
necessary to aline inner nut (10) pin with nearest hole on lock
washer (9).
(3) Install jam nut (8) and torque to 250-300 lb-ft.
(4) Install setscrew (7) in lock washer (9) to secure jam nut (8).
(5) Position hub cap (5) with new gasket (6) against hub (12).
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