Specifications

TM 9-2330-384-14&P

4-47. WHEEL BEARING CHECK AND ADJUSTMENT (Con't).

(4)

(5)

(6)

(7)

(8)

NOTE

If wheels still turn hard after axle nut (2) is tightened to 125 lb.-ft.

(170 N•m), 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 N•m), while rotating wheels in both

directions. Back off axle nut

to ¼ 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.

Uncage brake chamber spring (see paragraph 4-33).

Lubricate new preformed packing (3) and hubcap threads with lubricating oil. Install

preformed packing to hubcap (4). Install hubcap. Remove hubcap plug (5) and add 1½ 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 N•m).

FOLLOW-ON TASKS:

Check for leaks.

4-153