-
make sure that the Functions page comes into view.
4. Procedure
_________ Subtask 34-22-25-740-050
A. BITE Test of the ISIS Indicator NOTE : Do not move the aircraft during the alignment period (110s) of
____
this test.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the center instrument panel On the center instrument panel 401VU, 401VU, on the ISIS indicator: on the ISIS indicator:
-push the BUGS and the LS - the maintenance page comes into view pushbutton switches at the same with TESTS and OTHER DATA time and hold them pushed for indications. more than 2 seconds.
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-------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
-
push the line key adjacent to - the TESTS page comes into view.
the TESTS indication.
-
push the line key adjacent to - the TEST page comes into view. Then the FUNCTIONAL TEST (110s) the IN PROGRESS 110s indication comes indication. into view.
-at the end of the test, the TEST OK indication comes into view.
-
push the RST pushbutton switch
until the Functions page comes
into view.
5. Close-up
________
Subtask 34-22-25-860-051
A. Put the aircraft back to its initial configuration.
(1)
Do the ADIRS Stop procedure (Ref. TASK 34-10-00-860-005)
(2)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
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Low range Leak Test of the Standby Pneumatic circuits
WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______
YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
CAUTION : OBEY THESE PRECAUTIONS WHEN YOU DO THE TEST TO PREVENT DAMAGE TO
_______
INSTRUMENTS:
-PRESSURE SET MUST NOT BE MORE THAN 1050 hPa (31 in Hg) OR LESS THAN 115 hPa (3.39 in Hg)
-CHANGES IN PRESSURE MUST NOT BE MORE THAN 6000 FEET/MINUTE
-DO NOT SUDDENLY OPEN LINES TO AMBIENT AIR WHILE THE PRESSURE GENERATOR IS CONNECTED.
CAUTION : THE TOTAL PRESSURE IN THE PITOT SYSTEM MUST NEVER BE LESS THAN THE
_______ STATIC PRESSURE. THE DIFFERENCE BETWEEN THE PITOT AND THE STATIC PRESSURE CIRCUITS MUST NEVER BE MORE THAN 368 hPa (10.86 in Hg).
1. Reason for the Job
__________________
Refer to the MPD TASK: 342100-01.
Make sure that there are no leaks in the standby static and standby pitot
circuits.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific colored adhesive tape R No specific 1 GENERATOR - GROUND PRESSURE MINI. 100 MB (1.45 PSI) R TO 1400 MB (20.3 PSI)
36122 1 ADAPTOR-CHARGING,PITOT PROBE
98D10103500001 1 COVER-STATIC PROBE
98D34003500000 1 ADAPTER COVER-STATIC PORT
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-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power
3. Job Set-up
__________
Subtask 34-22-25-860-053
A. Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
