NOTE : There is no green line between
____ the STAT INV box and the AC ESS and DC ESS indications.
On the panel 35VU:
-
the OFF legend of the BAT1 and BAT2 pushbutton switches is off.
On the panel 35VU:
-
the OFF legend of the BUS TIEpushbutton switch goes off.
On the lower ECAM display unit:
-check that the external power energizes correctly the aircraft electrical circuits.
5. Close-up
________ Subtask 24-28-00-860-051
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).
Subtask 24-28-00-410-050
B. Close Access
(1)
Close the access doors 812 and 822.
(2)
Remove the access platform(s).
TASK 24-28-00-710-001- 01
Operational Test of the Static Inverter (3XB) when the Aircraft Electrical Circuits are Energized from the APU
1. Reason for the Job
__________________
Refer to the MPD TASK: 242800-01 Test of the correct power supply of the DC ESS BUS, AC ESS BUS and AC STAT INV BUS in emergency configuration when the batteries are the only power supply source.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.8 m (5 ft. 11 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the APU 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the APU 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure
3. Job Set-up
__________ Subtask 24-28-00-860-052
A. Safety Precautions
(1)
Do not energize the aircraft electrical circuits.
(2)
On the panel 35VU, make sure that:
-
the BAT1 and BAT2 pushbutton switches are released,
-
the BUS TIE and AC ESS FEED pushbutton switches are pushed.
NOTE : On the panel 2000VU, put the MAINT BUS switch (5XX) in the OFF
____
position during the test.
Subtask 24-28-00-010-051
B. Get access to the Avionics Compartment
(1)
Put an access platform at the access doors 812 and 822 of the avionics compartment.
(2)
Open the access doors 812 and 822.
Subtask 24-28-00-865-051
C. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
105VU ELEC/HOT BUS/702PP SPLY 5PB2 D02
105VU ELEC/HOT BUS/701PP SPLY 5PB1 D01 R 105VU ELEC/BAT REF/BCL2 9PB2 F02 R 105VU ELEC/BAT REF/BCL1 9PB1 F01
105VU ELEC/STAT INV/CNTOR/CTL 14XB G02 105VU ELEC/STAT INV/BUS 901XP/SPLY 12XB H02 R 106VU AC ESS BUS/EMER/STBY/CNTOR/SPLY 10XE C06
4. Procedure
_________
WARNING : TELL ALL THE PERSONS ON THE AIRCRAFT THAT:
_______
-THE LIGHTS WILL GO OFF DURING THIS TEST
-THEY MUST NOT MOVE ON THE AIRCRAFT UNTIL THIS TEST IS COMPLETED. IF NOT INJURY AND/OR DAMAGE CAN OCCUR WHEN THE LIGHTS GO OFF SUDDENLY.
Subtask 24-28-00-710-051
A. Operational Test of the Static Inverter
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the panel 35VU:
-make sure that the voltage of the batteries 1 and 2 is higher than 25.5V.
2. Power supply the aircraft electrical circuits:
-energize the aircraft electrical circuits from the Auxiliary Power Unit (APU) (Ref. TASK 24-41-00-861-002).
3.
Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. TASK 31-60-00-860-001).
4.
On the ECAM control panel:
-get the ELEC page.
5.
On the panel 35VU:
-release the BAT1 pushbutton switch.
-push the BAT1 pushbutton
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