TM
9-4931-436-14&P
CHAPTER 2
OPERATING
INSTRUCTIONS
Section I.
PREPARATION FOR OPERATION
(4) Report any damage on DA Form
2-1. PRELIMINARY INSPECTION. When a
2404 and, if necessary, replace damaged
new or reconditioned alignment device
item.
is received, the using organization
must determine whether the device has
2-2. PREOPERATIONAL PROCEDURES. Before
been properly prepared for service.
per-
operating the alignment device,
form the following steps:
a. Visual Inspection. Check general
condition and appearance of the align-
a. Press both pressure relief valves
ment
device. All lettering on identi-
to equalize inside/outside case pressure.
fication plate and controls should be
b. Release six latches (2, figure
clearly defined and easily read.
A copy of this tecnnical manual should
bolts (4).
C. Visually inspect to ensure that
accompany the alignment device.
case is level and not tilted and there
b. Inspection and Cleaning. To in-
is no damage that would make the
spect and clean the alignment device,
device unserviceable.
perform the following steps:
d. Report any damage on DA Form 2404
(1) Remove any dirt or oil with a
and, if necessary, replace device.
soft cloth. Use a wet cloth to remove
e. Ensure that target area (3) is
stubborn dirt.
positioned to minimize glare from
(2) Inspect switches for proper
sunlight.
operation.
f. Use 25-meter line, inside satchel
(3) Inspect for any damage that
(5) to measure distance to the firing
would make the alignment device
point.
unserviceable.
Section II.
OPERATION OF ALIGNMENT DEVICE
front panel must be pressed to connect
2-3. OPERATIONAL PROCEDURES. The align-
the voltmeter into the battery circuit.
ment device is powered by three 6-volt
lantern type batteries. The battery
compartments are designed to accommodate
Functions and operating positions of
device
controls and indicators are
either MIL-Spec battery (BA2OO/U or
listed in table 2-1.
BA3200/U) or commercial equivalent
batteries.
Power to the device is
When power is first turned on, each of
turned on and off by pushbutton switches
located on the front panel. A panel-
the four displays show the number "18"
mounted voltmeter is used to measure
This number indicates that the displays
battery voltage. The meter face is
and the electronic circuits are oper-
ating properly. The numbers remain on
marked with a green zone to allow easy
determination of the condition of the
until receipt of the first laser round
or until power is turned off. To save
The minimum voltage as in-
batteries.
battery power and prevent inadvertent
dicated by the green band on the volt-
meter is 13 volts. A pushbutton on the
battery discharge, power to the devise
2-1
