TM-9-2320-272-23-3

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 3 OF 5

SEPTEMBER 2012
TM-9-2320-272-23-3

  TM-9-2320-272-23-3 - Page 541 of 1469

INSTALLATION - Continued
NOTE
Perform Steps (8) through (12) only for vehicles equipped with old propeller shaft.
6.
Install dust cover (Figure 6, Item 5), spacer (Figure 6, Item 6), center bearing mounting bracket
(Figure
6,
Item
10), spacer (Figure 6, Item 23), dust cover (Figure 6, Item 22), and center bearing companion
flange (Figure 6, Item 20) on forward propeller shaft (Figure 6, Item 4) with nut (Figure 6, Item 19). Tighten nut
100 to 115 lb-ft (136 to 156 N·m). If needed, turn nut clockwise to align nearest slot with hole in shaft to install
cotter pin (Figure 6, Item 18).
7.
Install cotter pin (Figure 6, Item 18) on nut (Figure 6, Item 19) and forward propeller shaft (Figure 6, Item 4).
NOTE
Assistant will help with Steps (10) through (14).
8.
Install center bearing mounting bracket (Figure 6, Item 10) on crossmember (Figure 6, Item 9) with four screws
(Figure 6, Item 8) and locknuts (Figure 6, Item 7).
NOTE
Position rear-rear propeller shaft so that grease fitting on U-joint faces downward. Refer to
new configuration for Steps (13) and (14).
9.
Install rear propeller shaft (Figure 6, Item 15) companion flange (Figure 6, Item 16) on center bearing
companion flange (Figure 6, Item 20) with eight screws (Figure 6, Item 17) and locknuts (Figure 6, Item 21).
Tighten locknuts 30 to 40 lb-ft (41 to 54 N·m).
10.
Install spacer (Figure 6, Item 6) and dust cover (Figure 6, Item 5) on forward propeller shaft front section
(Figure
6,
Item
4).
11.
Install forward propeller shaft front section (Figure 6, Item 4) on forward propeller shaft aft section
(Figure
6,
Item
24).
12.
Install rear propeller shaft yoke flange (Figure 6, Item 14) on forward-rear axle yoke flange (Figure 6, Item 11)
with eight screws (Figure 6, Item 13) and locknuts (Figure 6, Item 12).
13.
Install transfer case shaft yoke flange (Figure 6, Item 2) on transfer case brake drum (Figure 6, Item 1) with
eight locknuts (Figure 6, Item 3).
TM 9-2320-272-23-3
0401
0401-12


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