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 425 of 1015

TM 9-2320-272-24-1

3-18. AIR FUEL CONTROL (AFC) TUBE (M939A2) MAINTENANCE

THIS TASK COVERS:

a. Removal

c. Installation

b. Inspection

INITIAL SETUP:

APPLICABLE MODELS

M939A2

TOOLS

REFERENCES (TM)

TM 9-2320-272-10

TM 9-2320-272-24P

General mechanic’s tool kit (Appendix E, Item 1)

EQUIPMENT CONDITION

MATERIALS/PARTS

l

Parking brake set (TM 9-2320-272-10).

l

Hood raised and secured (TM 9-2320-272-10).

Two seal washers (Appendix D, Item 644)

a. Removal

1.

Disconnect AFC tube (2) from adaptor (1).

2.

Remove screw (3), two seal washers (4), and AFC tube (2) from fuel pump (5). Discard seal

washers (4).

b. Inspection

1.

For general inspection instructions, refer to para. 2-15.

2.

Replace all parts failing inspection.

c. Installation

1.

Install AFC tube (2) on fuel pump (5) with new seal washers (4) and screw (3).

2.

Connect AFC tube (2) to adapter (1).

FOLLOW-ON TASK: Start engine (TM 9-2320-272-10) and check for leaks.

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