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 1313 of 1393

REMOVAL

WARNING

Diesel fuel is flammable. Do not perform this procedure near open flames. Failure to comply

may result in injury or death to personnel.

1.

Disconnect wire (Figure 1, Item 16) from wire (Figure 1, Item 17) on electrical wire clip (Figure 1, Item 15).

CAUTION

Cover or plug all openings after disconnecting lines and hoses to prevent contamination.

Failure to do this may result in fuel pump damage.

NOTE

Tag hoses for installation.

2.

Disconnect hose (Figure 1, Item 5) from adapter (Figure 1, Item 4).

3.

Disconnect hose (Figure 1, Item 6) from adapter (Figure 1, Item 7).

4.

Remove locknut (Figure 1, Item 11) and screw (Figure 1, Item 1) from left-hand splash panel

(Figure

1,

Item

12) and fuel pump mounting bracket (Figure 1, Item 10). Discard locknut.

5.

Remove locknut (Figure 1, Item 11), screw (Figure 1, Item 1), fuel pump (Figure 1, Item 9), washer

(Figure

1,

Item

14), wire clip (Figure 1, Item 15), and washer (Figure 1, Item 13) from left-hand splash panel

(Figure 1, Item 12). Discard locknut.

6.

Remove adapter (Figure 1, Item 7) from elbow (Figure 1, Item 8).

7.

Remove adapter (Figure 1, Item 4) from fuel shutoff valve (Figure 1, Item 3).

8.

Remove fuel shutoff valve (Figure 1, Item 3) from elbow (Figure 1, Item 2).

9.

Remove elbows (Figure 1, Items 2 and 8) from fuel pump (Figure 1, Item 9).

TM 9-2320-272-23-4

0761

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