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 184 of 799

TM 9-2320-272-24-3

4-68. REAR WIRING HARNESS REPLACEMENT (Contd)

5.

Disconnect wire (1) from fuel level sending unit (2) on left-side fuel tank (3).

NOTE

Perform step 6 for M929/A1/A2, M930/A1/A2, M931/A1/A2,

M932/A1/A2, and M936/A1/A2 vehicles only.

6.

Disconnect wire (6) for left- and right-side marker lights (4) from connector (5).

NOTE

Perform step 7 on all models except M931/A1/A2 and M932/A1/A2

vehicles.

7.

Disconnect two wires (8) from stoplight switch (7).

NOTE

Perform step 8 for M931/A1/A2 and 932/A1/A2 vehicles only.

8.

Disconnect two wires (10) from stoplight switch (9).

9.

Disconnect wire (11) from primary low air pressure switch (12).

NOTE

Perform step 10 for models M929/A1/A2, M930/A1/A2,

M931/A1/A2, M932/A1/A2, and M936/A1/A2 vehicles only.

10.

Disconnect wire (13) from fuel level sending unit (14) on right-side fuel tank (15).

ALL VEHICLES

M923/A1/A2, M925/A1/A2,

M927/A1/A2, AND M928/A1/A2 VEHICLES

4-448