TM 11-5855-217-12
a. Set control box controls as follows:
a. Visible Mode. Pull out on the power switch lever,
(1) Place the beam switch to COMPACT BEAM
move up to the VISIBLE position, and release.
and hold for 2 seconds, to release the strain on the re-
flector.
b. Infrared Mode. Push the
power switch lever to
(2) Set the power switch to OFF. The Xenon lamp
the INFRARED position; the switch will remain locked.
will turn off; the blower motor will continue to operate
if the searchlight has been operating for more than 5
c. Remote Control. To control the searchlight from
minutes.
the remote control box, set the controls box as follows:
WARNING
Position
Control
OFF.
Power
switch
To prevent Xenon lamp explosion and possible
OPERATING
POSITION.
CIRCUIT TEST switch
injury to personnel, wait until the blower
REMOTE.
Control
switch
motor stops before continuing with the next
procedure.
NOTE
If the control box power switch is at INFRARED
b. Shut off the vehicle power source.
or VISIBLE, power will be applied to the search-
light regardless of the position of the control
c. Set all operating controls to the positions specified
switch on the control box.
3-8. Normal Stopping Procedure
3-9. Emergency Stopping Procedure
In an emergency, it may be necessary to turn off the
CAUTION
searchlight set in the shortest possible time. To do this,
Do not turn the searchlight off anywhere ex-
shut off the vehicle power source that supplies power to
cept at the control box or remote control box.
the searchlight set.
Section III. OPERATION UNDER
UNUSUAL CONDITIONS
tains a gasket which forms a waterproof seal between
the heat exchanger and the searchlight housing.
CAUTION
Do not operate the searchlight when fording
b. Check to be sure that gaskets in the window clamp
through deep water.
and heat exchanger are in good condition and that the
clamp and the cover latches are properly closed. Water
a. The searchlight can be forded through deep water
will flow into the heat exchanger through the open air
without damaging the searchlight internal components.
intake and exhaust ducts without damaging the search-
The window clamp contains a gasket which forms a
light.
waterproof seal for the window. The heat exchanger con-
3-3