TM-9-2320-272-24-3

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 3 OF 4

JUNE 1998

TM-9-2320-272-24-3 - Page 570 of 799

4-174. FRONT

TM 9-2320-272-24-3

9.

10.

11.

12.

13.

14.

15.

16.

Remove four screws (5), lockwashers (4), and sheave guard (3) from frame (11). Discard

lockwashers (4).

Remove grease fitting (13), cotter pin (8), slotted nut (9), and washer (10) from screw (12). Discard

cotter pin (8).

Remove screw (12) and sheave (14) from frame (11). Thrust washers (1) will fall out.

Remove two felt washers (2), sleeve (7), and bearing (6) from sheave (14). Discard felt washers (2).

Remove grease fitting (15), locknut (16), washer (17), and felt washer (18) from end of swivel (19) in

frame (11). Discard locknut (16) and felt washer (18).

Using arbor press, remove swivel (19) from frame (11).

Remove bushing (22), felt seal (25), inner race (26), forty-five ball bearings (21), outer race (27), and

bearing (20) from frame (11). Discard felt seal (25) and bushing (22).

NOTE

An arbor press may be required to perform step 16.

Remove locknut (24) and extension (23) from swivel (19). Discard locknut (24).

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