TM-9-2320-272-24-1

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4

JUNE 1998

TM-9-2320-272-24-1 - Page 780 of 1015

TM 9-2320-272-24-1

3-150. TRANSFER CASE TO FORWARD-REAR AXLE PROPELLER SHAFT MAINTENANCE

(Contd)

d. Assembly

NOTE

Perform assembly for M927A2, M928A2, M934A2, and M935A2

models only.

1.

Install grease fitting (10) in yoke (6).

NOTE

Apply light coat of GAA grease to dust seal and splines of shaft

before installation.

2.

Install dust seal (8) on splines of shaft (9).

3.

Install shaft (7) on shaft (9).

4.

Tighten dust seal (8) on shaft (7).

e. Installation

1.

2.

3.

4.

5.

6.

7.

Install universal joint (5) on center bearing propeller shaft (4) with two bearing caps (1), new

universal plates (3), and four screws (2). Tighten screw (2) 32-40 lb-ft (43-54 N.m).

Bend tabs on universal plates (3) against screws (2).

NOTE

Perform steps 3 through 7 for M927A2, M928A2, M934A2, and

M935A2 models only.

Install bracket (19) on crossmember (18) with three screws (17), washers (20), and new

locknuts (21).

Install clamps (15) and (13) on bracket (19) and crossmember (18) with screw (16), spacer (14),

washer (121, and new locknut (11).

NOTE

Assistant will help with steps 5 through 7.

Holding forward-rear axle propeller shaft (27) on brakedrum studs (32) and forward-rear axle

flange (24), install center bearing (28) on bracket (19) with two washers (33), screws (34), and new

locknuts (29).

Install flange (31) on eight transfer case brakedrum studs (32) with new locknuts (30). Tighten

locknuts (30) 32-40 lb-ft (43-54 N.m) in alternate sequence.

Install vibration dampener (22) and flange (25) on forward-rear flange (24) with eight screws (23)

and new locknuts (26). Tighten locknuts (26) 30-40 lb-ft. (43-54 N.m).

3-416