TM-9-2320-272-23-4

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 4 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-4 - Page 1175 of 1393

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 for installation.

1.

Remove setscrew (Figure 1, Item 6) and remove knob (Figure 1, Item 5) from shaft (Figure 1, Item 4).

2.

Remove nut (Figure 1, Item 7), lockwasher (Figure 1, Item 8), and control valve (Figure 1, Item 10) from

instrument panel (Figure 1, Item 9). Discard lockwasher.

3.

Remove clamp (Figure 1, Item 2) and disconnect wiper motor run delivery line (Figure 1, Item 1) from adapter

(Figure 1, Item 3).

4.

Disconnect manifold tee supply line (Figure 1, Item 14) from adapter (Figure 1, Item 15).

5.

Remove clamp (Figure 1, Item 12) and disconnect motor park delivery line (Figure 1, Item 13) from adapter

(Figure 1, Item 11).

6.

Remove adapters (Figure 1, Items 3, 11, and 15) from control valve (Figure 1, Item 10).

TM 9-2320-272-23-4

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