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 291 of 623

REMOVAL (REAR-REAR AXLE DOUBLE CHECK VALVE)

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.

Disconnect air line (Figure 3, Item 2) from adapter (Figure 3, Item 3).

2.

Disconnect two air lines (Figure 3, Item 1) from elbows (Figure 3, Item 4).

3.

Remove two elbows (Figure 3, Item 4) and adapter (Figure 3, Item 3) from double check valve

(Figure 3, Item 5).

4.

Remove locknut (Figure 3, Item 8), double check valve (Figure 3, Item 5), and screw (Figure 3, Item 6) from

frame rail (Figure 3, Item 7). Discard locknut.

TM 9-2320-272-23-5

0802

0802-6