HUB, BRAKEDRUM, AND WHEEL BEARINGS MAINTENANCE (M101A1 AND M116A1)

TM 9-2330-202-14&P

4-43.1. HUB, BRAKEDRUM, AND WHEEL BEARINGS MAINTENANCE (M101A1 AND

M116A1).

This Task Covers:

Removal

b. Disassembly

Cleaning and Inspection

d. Installation

Assembly

Wheel Bearing Adjustment

Initial Setup:

Tools/Test Equipment:

Gasket, 7339403

Lockwasher (6), MS35338-47

General mechanic's tool kit (Item 1, Appendix B)

Seal, 2310

Common No. 1 tool set (Item 2, Appendix B)

Equipment Conditions:

Materials/Parts:

Wheel and tire assembly removed (para 4-44)

Cloth, abrasive (Item 3, Appendix F)

Handbrakes released (para 2-10)

Grease (Item 7, Appendix F)

References:

Rag (Item 13, Appendix F)

TM 9-214

Solvent, drycleaning (Item 15, Appendix F)

REMOVAL

WARNING

DO NOT handle brakeshoes, brakedrums, or other components unless area

has been properly cleaned. Asbestos dust, which can be dangerous if you

touch it or breathe it, may be on these components. Failure to follow this

warning may result in serious illness or death to personnel.

Raise trailer with jack. Position a suitable jackstand under axle. Lower and remove jack.

Remove six cap screws (1), lockwashers (2), access cover (3), and paper gasket (4). Discard lock-

washers and paper gasket.

Remove outer bearing sleeve nut (5), key washer (6), adjusting nut (7), outer bearing hub cone and

roller (8), and wheel hub and brakedrum assembly (9).