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 - Page 1119 of 1469

INSTALLATION

1.

Install U-joint (Figure 4, Item 18) on steering gear input shaft (Figure 4, Item 20) with screw

(Figure

4,

Item

19), lockwasher (Figure 4, Item 17), and nut (Figure 4, Item 16).

2.

Install two clamp bushings (Figure 4, Item 2) on upper steering column (Figure 4, Item 3).

NOTE

Position horn contact brush next to firewall.

3.

Lower upper steering column (Figure 4, Item 3) through hole in floorboard (Figure 4, Item 15) and insert splined

end of upper steering column into universal joint (Figure 4, Item 11).

4.

Install upper steering column (Figure 4, Item 3) on universal joint (Figure 4, Item 11) with screw

(Figure

4,

Item

12), lockwasher (Figure 4, Item 10), and nut (Figure 4, Item 9). Do not tighten nut.

NOTE

If installing a steering column, mark clamp position on column the same as on old column.

5.

Install upper steering column (Figure 4, Item 3) on instrument panel (Figure 4, Item 1) with upper support clamp

(Figure 4, Item 4) and two screws (Figure 4, Item 5). Ensure clamp is positioned over clamp bushing

(Figure

4,

Item

2) at marked position.

6.

Attach upper steering column (Figure 4, Item 3) to firewall (Figure 4, Item 13) with lower mounting clamp

(Figure

4,

Item

6), two washers (Figure 4, Item 8), screws (Figure 4, Item 7), and locknuts

(Figure

4,

Item

14).

7.

Tighten nut (Figure 4, Item 9) 28 to 34 lb-ft (38 to 46 N·m).

TM 9-2320-272-23-3

0494

0494-8