TM-9-2320-272-23-5

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 5 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-5 - Page 351 of 623

ASSEMBLY

1.

Install three o-rings (Figure 4, Item 3) on valve body ports (Figure 4, Item 4) and five o-rings

(Figure

4,

Item

20) on valve body ports (Figure 4, Item 21).

2.

Apply a thin coat of petrolatum to two valve cartridges (Figure 4, Item 2) and valve cartridge

(Figure

4,

Item

1), and install valve cartridges on valve body (Figure 4, Item 5).

3.

Install cover plate (Figure 4, Item 6) on valve body (Figure 4, Item 5) with four screws (Figure 4, Item 7).

4.

Install base plate (Figure 4, Item 18) on valve body (Figure 4, Item 5) with six screws (Figure 4, Item 19).

NOTE

Ensure marked wiring harness ends correspond to C, D, and S marks on base plate.

5.

Install three seats (Figure 4, Item 16), gaskets (Figure 4, Item 15), and wiring harness (Figure 4, Item 9) on

cover plate studs (Figure 4, Item 17) with three nuts (Figure 4, Item 10).

6.

Install gasket (Figure 4, Item 8) on solenoid protector (Figure 4, Item 12).

7.

Route solenoid receptacle (Figure 4, Item 14) through hole in solenoid protector (Figure 4, Item 12), and install

solenoid receptacle on solenoid protector with nut (Figure 4, Item 13).

8.

Install solenoid protector (Figure 4, Item 12) on cover plate (Figure 4, Item 6) with six screws

(Figure

4,

Item

11).

TM 9-2320-272-23-5

0810

0810-6