TM-9-2320-272-24-3

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 3 OF 4

JUNE 1998

TM-9-2320-272-24-3 - Page 502 of 799

TM 9-2320-272-24-3

4-156. HEATER FUEL PUMP WIRING HARNESS MAINTENANCE

THIS TASK COVERS:

a. Removal

b. Repair

c. Installation

INITIAL SETUP:

APPLICABLE MODELS

MANUAL REFERENCES (TM)

M934/A1/A2

TM 9-2320-272-10

TOOLS

TM 9-2320-272-24P

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

EQUIPMENT CONDITION

l

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

l

Battery ground cables disconnected (para. 3-126).

a. Removal

1.

Remove screw (1) and clamp (5) from fuel pump wiring harness (3).

2.

Disconnect wiring harness (3) from fuel pump connector plug (2).

3.

Disconnect wiring harness (3) from heater (6).

4.

Remove wiring harness (3) from van body (4).

NOTE

Perform step 1 on M934 vehicles only.

Tag wires for installation.

b. Repair

For van wiring harness repair, refer to para. 3-131.

c. Installation

1.

Position wiring harness (3) on van body (4).

2.

Connect wiring harness (3) to heater (6).

3.

Connect wiring harness (3) to fuel pump connector plug (2).

NOTE

Perform step 4 on M934 vehicles only.

4.

Install clamp (5) on wiring harness (3) with screw (1).

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