Subtask 28-21-52-410-054-A
C. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install the applicable fuel pump (Ref. TASK 28-21-51-400-001). **ON A/C ALL
Subtask 28-21-52-865-060
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1QA, 2QA, 7QA, 8QA, 11QA, 12QA, 29QA, 30QA
Subtask 28-21-52-860-057
E. Fuel Configuration
(1) Refuel, defuel or transfer fuel as necessary (Ref. TASK 12-11-28-650-003), (Ref. TASK 28-25-00-650-001) or (Ref. TASK 28-25-00-869-001).
Subtask 28-21-52-710-050
F. Test
(1) Do an operational test of the applicable main fuel pump system (Ref. TASK 28-21-00-710-007).
5. Close-up
________ Subtask 28-21-52-942-056
A. Removal of Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the warning notice(s).
(3)
Remove the access platform(s).
(4)
Remove the safety barriers
(5)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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TASK 28-21-52-000-005
Removal of the Slide Valve of the Fuel Pump Canister 1QM(4QM) and 2QM(3QM)
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______ START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
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 safety barriers
No specific access platform 2.8 m (9 ft. 2 in.)
558-1-05903 1 EXTRACTOR - FUEL PUMP
B. Referenced Information
-------------------------------------------------------------------------------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 28-00-00-910-001 Fuel Safety Procedures 28-21-51-000-001 Removal of the Fuel Pumps 21QA(26QA) and 25QA(22QA) 28-25-00-650-001 Pressure Defuel 28-25-00-650-003 To Drain Remaining Fuel from the Wing Tanks and the
Center Tank 28-25-00-869-001 Fuel Transfer
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-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-60-00-860-001 EIS Start Procedure 28-21-52-991-005 Fig. 404
3. Job Set-up
__________ Subtask 28-21-52-941-066
A. Safety Precautions
WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
(1) You must obey the fuel safety procedures (Ref. TASK 28-00-00-910-001) when you do work on the fuel system.
(2) Put the safety barriers in position. Subtask 28-21-52-650-061
B. Fuel Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(2)
Defuel (Ref. TASK 28-25-00-650-001) or transfer (Ref. TASK 28-25-00-869-001) the fuel from the applicable wing tank.
(3)
Energize the ECAM system (Ref. TASK 31-60-00-860-001).
(4)
On the ECAM Control Panel:
-push (in) the FUEL system page button.
(5)
On the panel 40VU:
-release (out) the X FEED P/BSW. Make sure that the ON and OPEN lights go off.
(6)
On the ECAM SDU, make sure that the crossfeed valve indication shows green cross-line (closed).
(7)
On the ECAM SDU, turn the LOWER DISPLAY switch counter-clockwise to the off position. Make sure that the ECAM SDU goes off.
(8)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
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