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4. Procedure
_________ Subtask 24-51-00-710-050
A. Test of the Commercial Electrical Load Shedding
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the ECAM control panel: - get the ELEC system page. On the lower display unit of the ECAMsystem: - the ELEC page comes into view with the white GALLEY SHED indication.
2. On the ELEC panel 35VU: - push the ELEC/COMMERCIAL pushbutton switch. On the panel 35VU:- the OFF legend of the ELEC/COMMERCIALpushbutton switch goes off.
On the lower display unit of the ECAM system: - the GALLEY SHED indication goes out of view.
In the forward and aft galleys: - make sure that the galleys operate.
In the passenger cabin: - the CEILING and WINDOW lights come on.
3. On the ELEC panel 35VU: - release the ELEC/COMMERCIAL pushbutton switch On the panel 35VU:- the OFF legend of the ELEC/COMMERCIALpushbutton switch comes on.
On the lower display unit of the ECAM system: - the white GALLEY SHED indication
comes into view.
In the forward and aft galleys: - make sure that no equipment operate.
In the passenger cabin: - the CEILING and WINDOW lights go off.
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5. Close-up
________ Subtask 24-51-00-860-051
A. Put the aircraft back to its initial configuration.
(1)
Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002).
(2)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
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TRANSFORMER - 115/26VAC (15XN1,15XN2) - REMOVAL/INSTALLATION
____________________________________________________________ TASK 24-51-51-000-001 Removal of the 115/26VAC Autotransformer (15XN1, 15XN2) WARNING : MAKE SURE THAT NO AC OR DC POWER IS CONNECTED TO THE AIRCRAFT
_______ ELECTRICAL CIRCUITS. THERE IS A RISK OF ELECTROCUTION IF THE AC OR DC POWER STAYS CONNECTED.
1.
Reason for the Job
__________________
Self Explanatory
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 warning notice(s)
No specific access platform 0.5 m (1 ft. 8 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-51-51-991-001 Fig. 401
3. Job Set-up
__________ Subtask 24-51-51-010-050
A. Get Access
(1)
In the cockpit, remove the panel (6) which gives access to the panel 122VU. The panel 122VU is at the top of the panel 120VU.
(2)
Put the access platform in position at the access door 121AL.
(3)
Open the access door 121AL.
Subtask 24-51-51-860-050
B. Safety Precautions
(1)
Make sure that the external power connector is not connected to the aircraft receptacle.
(2)
Put warning notice(s) on the access door 121AL to tell persons not to connect the external power connector.
(3) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM ELECTRICAL POWER 电源2(118)
