1. Reason for the Job
__________________
Refer to the MPD TASK: 213100-02
2. Job Set-up Information
______________________
A. Referenced Information
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REFERENCE DESIGNATION
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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
R 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure
3. Job Set-up
__________
Subtask 21-31-00-865-053
A. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR COND/CAB/PRESS/CTL1 1HL D09 122VU AIR COND/CAB PRESS/CTL/MAN 3HL Y23 122VU AIR COND/CAB PRESS/CTL/2 2HL Y22
Subtask 21-31-00-860-055
B. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(2)
Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. TASK 31-60-00-860-001).
(3)
On the ECAM control panel push the PRESS pushbutton switch, the CAB
PRESS page comes into view on the lower ECAM display unit. R
R (4) On the AIR COND panel 30VU, make sure that:
-
the PACK 1 and the PACK 2 pushbutton switches are in the OFF position (the OFF legends are on).
-
the RAM AIR pushbutton switch is in the OFF position (the ON legend is off).
R (5) On the CABIN PRESS panel 25VU, make sure that:
-
the MODE SEL pushbutton switch is in the AUTO configuration (with the FAULT and MAN legends off).
-
the LDG ELEV selector is in the AUTO position.
-
the DITCHING pushbutton switch is in the AUTO configuration (with the ON legend off).
NOTE : Make sure there are no persons near the outflow valve before
____
you start this test.
4. Procedure
_________
Subtask 21-31-00-710-053
A. Operational Test of Manual Mode Selection and Manual Mode Pressure Control and Functional Test Manual Mode Cabin Altitude / Outflow Valve Position Indication
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE OUTFLOW VALVES ARE
_______ CLEAR. MOVEMENT OF THE OUTFLOW VALVES CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.
WARNING : KEEP AWAY FROM THE MOVING AND ENERGIZED PARTS OF THE OUTFLOW
_______ VALVE WHEN YOU OPERATE OR TEST THE VALVE. THESE CAN CAUSE INJURY TO PERSONS.
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ACTION RESULT -------------------------------------------------------------------------------
1. On the CABIN PRESS panel 25VU: On the ECAM upper display unit:
- move the LDG ELEV selector - the green MAN LDG ELEV memo message
clockwise away from the AUTO comes on.
position.
On the ECAM lower display unit:
- the green AUTO xxx FT indication
changes to the green MAN xxx FT
indication.
NOTE : The actual manual altitude indication depends on the LDG ELEV
____ selector position.
2. On the CABIN PRESS panel 25VU: - push and release the MODE SEL pushbutton switch. On the CABIN PRESS panel 25VU:- the white MAN pushbutton switch lightcomes on.
NOTE : The accuracy of the cabin____ altitude indication in MAN mode
is +/- 1100ft.
On the ECAM lower display unit: - the white LDG ELEV indication and the
green MAN xxx FT indication goes off. - the green SYS 1 (or SYS 2) indication changes to the green MAN indication.
- push and hold the MAN V/S CTL toggle switch to DN. - the outflow valve symbol closes.
- push and hold the MAN V/S CTL toggle switch to UP. - the outflow valve symbol opens.
- release the MAN V/S CTL toggle switch. - the outflow valve symbol stays open.
3. On the CABIN PRESS panel 25VU: - push the MODE SEL pushbutton switch. On the CABIN PRESS panel 25VU:- the white MAN pushbutton switch lightgoes off.
On the ECAM lower display unit: - the white LDG ELEV indication and the
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