TM 5-3825-229-14&P
4-36. BRAKE DRUM AND HUB ASSEMBLY (cont)
a.
Removal (cont).
(8)
Remove hub (1).
(9)
Remove inner bearing cone (13) and oil seal (14). Discard seal if damaged.
(10) Remove inner bearing cup (16) and outer bearing cup (15) from hub (1).
b.
Installation.
(1)
Install inner bearing cup (16) and bearing cone (13) in hub (1).
(2)
Install seal (14) in hub (1).
(3)
Install ten bolts (4) in hub (1).
(4)
Install assembled hub on axle.
(5)
Install outer bearing cup (15) and bearing cone (12) in hub (1).
(6)
Install adjusting nut (11).
(7)
Refer to para. c. below and adjust bearings.
(8)
Install lockwasher (10) and jam nut (9). Tighten nut to a torque of 250-300 lb-ft (339-407 Nm) (dry).
(9)
Install brake drum (2) on hub (1). Secure hub with ten cap nuts (3).
(10) Install gasket (8) and hub cap (7) on hub (1). Secure hub cap (7) with six lockwashers (6) and screws (5).
(11) Remove plug (17), fill hub cap with oil (GO) and replace plug.
c.
Adjusting Wheel Bearings.
(1) Install adjusting nut (11) and tighten to 100 lb-ft (135 Nm) (dry) torque while rotating wheel. Check that all
bearing surfaces are in contact.
(2) Loosen adjusting nut (11) completely. Tighten adjusting nut (11) to 50 Lb-ft (68 Nm) (dry) torque. Then, loosen
adjusting nut 1/6 to 1/4 turn.
(3)
Install lockwasher (10) and jam nut (9). Torque jam nut to 250-300 Lb-ft (339-407 Nm).
(4)
Install brake drum (2) on hub and secure with ten cap nuts (3).
(5)
Install new gasket (8).
(6)
Install hub cap (7) and secure with six lockwashers (6) and screws (5).
(7)
Remove plug (17). Fill hub cap with oil. Replace plug (17).
(8)
Install tires and wheels on axle (para. 4-37).
4-74
