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 641 of 1417

DISASSEMBLY

1.

Remove pipe plug (Figure 2, Item 10) from intake manifold (Figure 2, Item 1).

2.

Remove adapter (Figure 2, Item 4) and plug (Figure 2, Item 3) from air intake connector (Figure 2, Item 8).

NOTE

•

Air connector is mounted with screw-assembled washers on late model engines. Screws,

lockwashers, and washers from early model engines will be discarded and replaced with

screw-assembled washers.

•

Perform Step (3) for late model engines.

3.

Remove elbow (Figure 2, Item 2) from air intake connector (Figure 2, Item 8).

4.

Remove two screws (Figure 2, Item 6), lockwashers (Figure 2, Item 7), washers (Figure 2, Item 5), air intake

connector (Figure 2, Item 8), and gasket (Figure 2, Item 9) from intake manifold (Figure 2, Item 1). Discard

lockwashers and gasket. Clean gasket remains from air intake connector and intake manifold mating surfaces.

TM 9-2320-272-23-2

0234

0234-4