TM-9-2320-272-24-2

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 2 OF 4

JUNE 1998

TM-9-2320-272-24-2 - Page 645 of 991

TM 9-2320-272-24-2

3-460. FRONT HUBS REPAIR (Contd)

b. Cleaning and Inspection

1.

For general cleaning instructions, refer to para. 2-14.

2.

For general inspection instructions, refer to para. 2-15.

3.

Inspect inner (17) and outer (3) bearings in accordance with the TM 9-214. Replace bearings (17)

or (3) and bearing cups if either is damaged.

4.

Inspect hub (2), drive flange (7), and plastic sleeving (16) for cracks, grooves, scores, and elongated

holes. Replace part(s) if cracked or holes are elongated. Notify your supervisor if grooved or scored.

5.

Inspect seal surface of spindle (1) for extensive rust, scratches, and grooves. Repair spindle (1) if

rusted, scratched or grooved.

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