TM-9-2320-272-23-2

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-2 - Page 1161 of 1417

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.

1.

Remove eight screws (Figure 1, Item 3) from instrument cluster (Figure 1, Item 2).

2.

Pull instrument cluster (Figure 1, Item 2) away from instrument panel (Figure 1, Item 1).

3.

Disconnect two wires (Figure 1, Item 8) from spring brake pressure switch (Figure 1, Item 7).

4.

Remove spring brake pressure switch (Figure 1, Item 7), fitting (Figure 1, Item 6), and elbow

(Figure

1,

Item

5) from spring brake release control valve (Figure 1, Item 4).

TM 9-2320-272-23-2

0308

0308-2