TM-9-2320-272-10

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

TECHNICAL MANUAL; OPERATOR'S MANUAL

SEPTEMBER 2004

CHANGE 2

TM-9-2320-272-10 - Page 210 of 481

TM 9-2320-272-10

Change 2

2-109

NOTE

Ensure all unused electrical switches in both vehicles are off.

e.

Start slaving vehicle engine (para. 2-12).

f.

Start disabled vehicle engine.

g.

After disabled vehicle engine starts, disconnect slaving cable (8) from both vehicles.

h.

Put covers (6) back over receptacles (7).

i.

Clean and stow slaving cable (8).

j.

If voltmeter (4) is not in green area, notify unit maintenance.

2-17. USING SLAVE RECEPTACLE TO START ENGINE (Contd)

MAIN LIGHT SWITCH OPERATION

LEVER POSITION

SER

PARK

STOP

OFF

BO

BO

DRV

TURN

MKR

DRV

SYSTEMS OPERATED

X

X

X

PANEL LIGHT

X

X

SERVICE STOP LIGHTS

X

BLACKOUT DRIVING LIGHTS

XX

BLACKOUT MARKERS AND

TAILLIGHTS

XX

SERVICE TURN INDICATOR

(LEFT AND RIGHT)

X

X

STOP LIGHTS

X

X

PARKING LIGHTS

X

SERVICE HEADLIGHTS

X

X

BLACKOUT STOP LIGHTS

Table 2-4. Main Light Switch Logic Table.

2-18. OPERATION OF VEHICLE SERVICE LIGHTS