TM 9-2330-294-14
e. Installation and Adjustment.
(1) Position hub and drum assembly on spindle.
If drum binds on brake shoes when partially in-
stalled, turn both adjusting bolt starwheels to
reduce brake shoe spread.
(2) Refer to figure 4-72. Install outer bearing by
inserting into bearing cup. install wheel bearing
adjusting nut against outer bearing using wrench
socket (CPR 102292-2). Provide for sufficient
clearance between brake shoe and drum so brake
drag will not interfere with bearing adjustment.
(3) Using wrench socket (CPR 102292-2),
tighten adjusting nut to 200 lb ft torque while
rotating hub and drum assembly in both directions.
(4) Back off adjusting nut approximately (2
flats) to 1/3 (2-2/3 flats) turn so dowel on nut will
aline with lock washer hole when tab on lockwasher
is positioned on axle spindle keyway. Assemble
wheel bearing lockwasher and jam nut. Using
wrench socket (CPR 102292-1), tighten jam nut to
250-300 lb ft torque.
(5) Apply light coat of grease (GAA) to hub cap
gasket and position gasket on hub.
(6) Install hub cap and secure with six screws
and lockwashers. Tighten screws to 16 - 20 lb- ft
torque.
(7) Install wheel in accordance with paragraph
2-26.
(8) Pressurize air system.
(9) Adjust brakes in accordance with paragraph
(10) Manually release fail-safe chamber power
spring by following procedure in paragraph 4-30d.
