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 489 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

Tag air lines and wires for installation.

1.

Disconnect interlock valve supply line (Figure 1, Item 6) from elbow (Figure 1, Item 5).

2.

Disconnect air cylinder supply line (Figure 1, Item 1) from elbow (Figure 1, Item 2).

3.

Disconnect vent line (Figure 1, Item 12) from elbow (Figure 1, Item 11).

4.

Disconnect wire (Figure 1, Item 8) from connector (Figure 1, Item 9).

NOTE

Assistant will help with Step (5).

5.

Remove locknut (Figure 1, Item 17), washer (Figure 1, Item 18), diode ground wire (Figure 1, Item 19), locknut

(Figure 1, Item 20), interlock valve ground wire (Figure 1, Item 16), lockwasher (Figure 1, Item 21), cable clamp

(Figure 1, Item 15), and screw (Figure 1, Item 10) from frame (Figure 1, Item 7). Discard lockwasher

and

locknuts.

6.

Remove two screws (Figure 1, Item 14) and interlock valve (Figure 1, Item 3) from bracket (Figure 1, Item 13).

7.

Remove elbows (Figure 1, Items 2, 5, and 11) and adapter (Figure 1, Item 4) from interlock valve

(Figure

1,

Item 3).

TM 9-2320-272-23-3

0394

0394-2