TM 5-6350-264-14&P-3
NAVELEX EE 181-AA-OMI-040/E121 R1860 M9443
TO 31S9-2FSS9-1-3
CHAPTER 5
DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE INSTRUCTIONS
Section I. REPAIR PARTS, SPECIAL TOOLS AND REQUIREMENTS
illustrated in the repair parts and special tools list
5-1.
SPECIAL TOOLS. No special tools are required
covering direct and general support maintenance for this
for the Passive Ultrasonic Sensor.
equipment in appendix C of this manual.
5-2.
REPAIR PARTS. Repair parts are listed and
Section II. TROUBLESHOOTING
5-3.
TROUBLESHOOTING PROCEDURES.
NOTE
Before you use table 5-1, be sure you
have performed all applicable operating
checks.
a. This
section
contains troubleshooting
information for locating and correcting most of
The Audible Alarm presents a noise
the operating troubles which may develop in the
hazard to personnel in the area. The
Passive Ultrasonic Sensor. Each malfunction for
noise level exceeds the allowable limits
an individual component, unit, or system is
for unprotected personnel. Authorized
followed by a list of tests or inspections which
protective equipment must be worn by
will help you to determine corrective actions to
all personnel in the work area.
take. You should perform the test/inspections in
the corrective actions column in the order listed.
NOTE
b. This manual cannot list all malfunctions that may
If the Audible Alarm is installed, it must
occur, nor all tests or inspections and corrective
be
disabled
BEFORE
any
actions. If a malfunction is not listed or is not
troubleshooting
procedures
are
corrected by listed corrective actions, notify your
attempted. Disable the Alarm by setting
supervisor.
the key-operated switch on Control Unit
to TEST/RESET position. Open Audible
c.
The table lists the common malfunctions which
Alarm, remove faceplate, and turn off
you may find during the operation or
power switch after troubleshooting, the
maintenance of the Passive Ultrasonic Sensor or
Audible Alarm must be reactivated.
its components.
You should perform the
Activate the Alarm by setting the key-
test/inspections in the corrective actions column
operated switch on Control Unit to
in the order listed.
TEST/RESET position.
Turn Alarm
power switch on, replace faceplate,
close and lock Audible Alarm door. Turn
key-operated switch on Control Unit to
SECURE or ACCESS.
5-1
