TM 9-2330-247-14&P
4-44. HUB AND BRAKEDRUM (Con't)
ACTION
ITEM
REMARKS
LOCATION
a. Lubricate (Chapter 3, Section l).
Inner bearing
25.
b. Put in place.
(9)
a. Put together,
26.
Seal (10) and
b. Put in place and seat.
sleeve (14)
Ensure that seal (10) and sleeve (14) are
firmly seated all the way around.
Put in place.
Hub (20)
27.
Backing plate
(12)
Hub (20) and
Screw in and tighten using
in. socket and
28.
Six nuts (8)
ratchet handle with in. drive.
six bolts (13)
Put in place with the aid of an assistant.
Hub (20) and
Spindle (16)
29.
brakedrum (11)
a. Lubricate (Chapter 3, Section l).
Spindle (16)
Outer bearing
30.
b. Put in place.
and hub (20)
(6)
Nut (5)
a. Using hub nut wrench, screw in and tighten until
Spindle (16)
31.
hub (20) binds on spindle (16) when rotated.
and outer
turn.
b. Using hub nut wrench, back off
bearing (6)
c. Rotate hub (20) to ensure that it turns freely on
spindle (16).
If hub (20) still binds on spindle (16), repeat
step 30b.
NOTE
Check adjustment by attempting to rock brakedrum on
spindle. If bearings are properly adjusted, there will be no
movement of brakedrum. Brakedrum should not rock while
turning freely.
Put in place.
Keywasher (4)
Spindle (16)
32.
and nut (5)
a. Screw in and tighten u s i n g hub nut
Nut (3)
33.
Spindle (16)
wrench. Torque nut (3) to 100-110 Ib.-ft. (136-
and keywasher
149 Nm) using torque wrench.
(4)
b. Bend tabs of keywasher (4) over nuts (3 and 5)
in. punch.
using hammer and
Put in place.
Hub (20)
Gasket (2) and
34.
hubcap (1)
Screw in and tighten using no. 2 cross-tip
Hubcap (1) and
Three lock-
35.
screwdriver.
hub (20)
washers (21)
and screws (22)
4-102
