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 973 of 1469

REMOVAL

WARNING

Do not disconnect air lines or hoses before draining air reservoirs. Small parts under pressure

may shoot out with high velocity. Failure to comply may result in injury or death to personnel.

NOTE

•

The airbrake hand control valve is mounted on the upper steering column opposite the

turn signal control.

•

Tag air lines for installation.

1.

Disconnect vent line (Figure 1, Item 10) from adapter fitting (Figure 1, Item 9).

2.

Disconnect delivery line (Figure 1, Item 11) from adapter fitting (Figure 1, Item 12).

3.

Disconnect line (Figure 1, Item 8) from adapter fitting (Figure 1, Item 7).

4.

Remove two screws (Figure 1, Item 4), washers (Figure 1, Item 3), tab (Figure 1, Item 2), clamp

(Figure

1,

Item 5), and control valve (Figure 1, Item 1) from upper steering column (Figure 1, Item 6).

5.

Remove adapter fittings (Figure 1, Items 7, 9, and 12) from control valve (Figure 1, Item 1).

TM 9-2320-272-23-3

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