TM-9-2320-272-24-1

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4

JUNE 1998

TM-9-2320-272-24-1 - Page 471 of 1015

TM 9-2320-272-24-1

3-30. FUEL FILTER AND COVER MAINTENANCE (Contd)

5.

Install drainvalve (16) in fuel filter case (15).

6.

Position new gasket (19) in fuel filter cover (11).

7.

Place new filter element (17) in filter case (15), with handle (18) up.

8.

Position filter case (15) against filter cover (11) and install filter case (15) on filter cover (11) with

new O-ring (14). washer (13), and screw (12). Tighten screw (12) 20-25 lb-ft (27-34 N•m).

e. Installation (M939A2)

NOTE

Perform step 1 if adapter was removed.

1.

Install new adapter (20) on fuel filter head (21).

2.

Fill new fuel filter (23) with clean diesel fuel, Coat seal (22) with diesel fuel.

3.

Install new fuel filter (23) on fuel filter head (21). Hand-tighten fuel filter (23), then tighten an

additional 3/4 turn.

FOLLOW-ON TASKS:

l

Prime fuel system (para. 3-22 for M939A2; TM 9-2320-272-10 for M939/A1).

l

Start engine (TM 9-2320-272-10) and check for fuel leaks.

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