TM 9-2330-384-14&P
4-47. WHEEL BEARING CHECK AND ADJUSTMENT (Con't).
NOTE
If wheels still turn hard after axle nut (2) is tightened to 125 lb.-ft.
(170 Nm), it will be necessary to check condition of inner wheel bearing
(see paragraph 4-46) or recheck brake adjustment (see paragraph 4-34).
Check that axle nut (2) torque is set at 125 lb.-ft. (170 Nm), while rotating wheels in both
(4)
directions. Back off axle nut to of a turn, until first of two holes in axle spindle alines with
slot in axle nut.
Install new cotter pin (1) through axle nut (2). Bend cotter pin back.
(5)
Uncage brake chamber spring (see paragraph 4-33).
(6)
Lubricate new preformed packing (3) and hubcap threads with lubricating oil. Install
(7)
preformed packing to hubcap (4). Install hubcap. Remove hubcap plug (5) and add 1 pt
(0.7 I) of lubricating oil. Allow oil to seep through the bearings and seek a level even with
mark on hubcap window. DO NOT overfill. Install hubcap plug.
Torque hubcap (4) to 70 lb.-ft. (95 Nm).
(8)
FOLLOW-ON TASKS:
Check for leaks.
4-153
