Change 8
TM 9-2320-279-10-1
2-146
M977 Through M985 General Operating Procedures (Cont)
2-10. OPERATE LIGHTS.
CAUTION
Failure to place light switches in the OFF
position when vehicle is not in use may
cause battery and/or vehicle damage.
NOTE
For FHTV model vehicles, ensure
that 24V battery disconnect switch
is ON before operating lights.
a. Turn Domelight On/Off.
(1)
Lift up and hold UNLOCK
lever (1).
(2)
Set lighting control lever (2) to
STOP LIGHT or SER DRIVE
position.
(3)
Let go of UNLOCK lever (1).
(4)
Set DOME switch (3) to ON.
Domelight will come on.
(5)
Set DOME switch (3) to OFF.
Domelight will go out.
(6)
Set lighting control lever (2) to OFF.
b. Turn Panel Lights On/Off.
(1)
Lift up and hold UNLOCK lever (1).
(2)
Set lighting control lever (2) to one
of four positions shown.
(3)
Let go of UNLOCK lever (1).
(4)
Set PANEL lever (3) to DIM or BRT
(bright) as needed.
(5)
Set PANEL lever (3) to OFF if
outside lights are still needed. Only
panel lights go off.
(6)
Set lighting control lever (2) to OFF.
Both panel lights and outside lights
go off.
c. Turn Parking Lights On/Off.
(1)
Lift up and hold UNLOCK
lever (1).
(2)
Set lighting control lever (2) to
SER DRIVE.
(3)
Set PANEL lever (3) to PARK.
(4)
Let go of UNLOCK lever (1).
(5)
Set PANEL lever (3) to OFF.
(6)
Set lighting control lever (2) to OFF
