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Chapter 6 AVIATION INTERMEDIATE MAINTENANCE INSTRUCTIONS
Up
TM-9-1270-219-13-P Fire and Flight Air Data Subsystem Helicopter Armament: XM 143 PN 03-004-02 Manual
Next
AADS Preliminary Test
TM 9-1270-219-13&P
insulation,
broken
wires,
kinks,
or
sharp
(6) Painted surfaces must be free of bare spots.
bends.
(7) Operating controls must function smoothly.
Materiel must be free of burrs, particularly
(3)
those on functional surfaces.
(8) Identification plates must be present and
secure.
(4)
Parts must not be cracked, bent, distorted,
or damaged, and must be free of detrimental
components for
improper
wear.
(9)
Inspect
electrical
functions,
physical
damage,
and
missing
parts.
Rivets must be tight.
(5)
Section
III.
FUNCTIONAL
TESTS
F u n c t i o n a l tests as specified in this section will
( 2 ) Functional Tests
be performed on the AADS or LAI to confirm a fault
Angular Outputs Accuracy Test
reported
by
AVUM
level
and
on
the
EPU
as
a
final
(a)
inspection
after
troubleshooting.
An
EPU
failing
any
test
will be subjected to the troubleshooting procedure specified
Heater Test
(b)
i n Section IV. An AADS or an LAI failing any test will be
returned
to
Depot.
Before
starting
the
test
procedure,
(c)
T e m p e r a t u r e Sensor Initial Check
verify the performance of the tester, Pitot Static Systems,
in accordance with TO 33D-2-6-9-11.
(d)
Static Pressure Leak Test
(e)
5-4. Testing of the Airspeed and Direction Sensor.
Static Pressure-path Flow Test
a. T e s t
R e q u i r e m e n t s . To confirm a fault reported
(f)
Pitot Pressure Leak Test
by AVUM the AADS will be subjected to the following
t e s t s . Any AADS which fails any test will be returned to
Pitot Pressure-path Flow Test
(g)
Depot for repair.
Temperature Sensor Resistance Test
(h)
( 1 ) Preliminary Tests
b. T e s t E q u i p m e n t R e q u i r e d
Table 5-1. Test Equipment For AADS Testing.
Nomenclature
Part No.
NSN
Test Station ADS (LRU)
95-112-02
4931-01-074-3322
MB-1A
Tester, Pitot Static Systems
Voltmeter, Digital
1430-00-366-8753
8125A
AN/USM
233
Stopwatch
CG-S-764-T1-C2
60SK6240
C a p a c i t y Tank
(Local
Manufacture)

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