4-46. WHEEL, DRUM, AND WHEEL BEARING MAINTENANCE (Con't).
Place a suitable container under hubcap (10). Remove hubcap and allow all lubricating oil to
drain. Remove preformed packing (9) from hubcap and discard.
Remove cotter pin (8) from axle nut (7). Remove axle nut and washer (6). Discard cotter pin.
Wheel and drum assembly is heavy and awkward to handle. Use caution
provide adequate support, and use assistance during removal. Failure to
follow this warning may result in serious injury to personnel.
Ensure that wheel bearings and bearing cups are tagged as they are re-
moved. DO NOT mix.
Provide suitable support for wheel (14) and drum (19) assembly. Pull outward on wheel and
drum assembly and remove outer wheel bearing (12) as it becomes loosened. Remove
wheel and drum assembly from axle spindle (2).