TM 5-3805-262-10
2-1. INSTRUMENT PANELS (CONT)
a. Right Instrument Panel (Cont).
(4) Vehicle Lights Switch.
MAIN SWITCH
Five position switch section.
B.O. MARKER: Black out tail lights lit. Stoplights will light when brake treadle valve is pressed.
B.O. DRIVE: Black out tail lights and blackout drivinglamp lit. Stop lights will lightwhenbrake
treadle valve is pressed.
OFF (Unmarked): All lamps off.
STOP LIGHT Stop lights will light when brake treadle valve is depressed. Turn signals can be
turned on.
SER DRIVE: Tail lights and front driving lamps lit. Stop lights will light when brake treadle valve is
pressed. Turn signals and flood lights can be turned on.
NOTE
Ignition key switch must be in extreme counterclockwise position or on position for vehicle lights
switch to operate.
AUXILIARY SWITCH
Four position switch section.
PANEL BRT.: Gage lights brightly lit
and cab dome light can be turned on.
DIM: Gage lights dimly lit and cab
dome light can be turned on.
OFF (unmarked): Panel and tail
lights off.
PARK: Service tail lights lit (main
switch in SER DRIVE position) and
gage lights dimly lit and cab dome
light can be turned on. Black out
tail lights lit (main switch in B.O.
DRIVE or B.O. MARKER position).
NOTE
Main switch section must be in
any position other than OFF for
auxiliary switch section to
operate.
MECHANICAL LOCK
Spring loaded switch section.
LOCK (unmarked): Main switch can on-
ly be placed in B.O. MARKER posi-
tion; all other positions locked
out.
UNLOCKED: Enables main switch to be
placed in B.O. DRIVE, STOP LIGHT, or
SER DRIVE POSITION.
To operate, hold lever in UNLOCK po-
sition and move main switch lever to
desired position.
2-5
