TM 11-5855-250-12&P
Figure 3-2. Location of blower inlet and outlet screens.
Section II. OPERATION UNDER USUAL CONDITIONS
3-4. Starting Procedures
serious eye damage may result.
a. Control Box (fig. 1-7 and 1-8). Before starting the
Do not operate the searchlight in the
power source that supplies power to the searchlight, be
beam visible modes while personnel
sure the SEARCHLIGHT power switch and the main
are within 200 meters of the beam
power switch are set to OFF.
path.
(1) Be sure that the blower inlet and outlet
Personnel may suffer temporary flash
screens are free of obstructions (fig. 3-2).
blindness at ranges in excess of 200
(2) Start the power source that supplies power
meters when the searchlight is
to the searchlight. Refer to the applicable manual for
operated in either of the visible
proper instructions.
modes.
(3) Set the main power switch to ON.
(4) Set the mode SELECTOR SWITCH to the
(6) Pull
out
and
upward
on
the
desired mode of operation.
To turn the mode
SEARCHLIGHT power switch and place it at ON. This
SELECTOR SWITCH beyond BO (to VIS WIDE or VIS
action will cause light to emit from the searchlight.
FOCUS), press the plunger on the mode SELECTOR
(7) To change the searchlight mode of
SWITCH control knob.
operation, set the mode SELECTOR SWITCH to the
desired position.
WARNING
Do not operate the searchlight if the
CAUTION
blower motor does not operate; the
Unless directed by the commanding
xenon lamp may explode.
officer, the overdrive mode is to be
used only against the enemy or
(5) Pull
out
and
upward
on
the
during preventive maintenance or
SEARCHLIGHT power switch and place it at STAND BY.
repair. Do not manually operate the
This action causes the blower motor to operate and the
searchlight in the overdrive mode of
xenon lamp to illuminate; light will not emit from the
operation beyond the normal timing
searchlight.
sequence.
WARNING
Place the SEARCHLIGHT power
Do not look directly into the
switch to OFF if a malfunction occurs
searchlight beam.
Blindness or
3-3
