(6) On the FUEL overhead panel 40VU, release the L TK PUMPS 1 pushbutton
switch (the OFF legend comes on).
________
5. Close-up
Subtask 28-22-00-860-061
A. Put the aircraft back to its initial configuration.
(1)
On the ECAM control panel, set the UPPER DISPLAY and LOWER DISPLAY potentiometers to OFF.
(2)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
(3)
Put the system back to the serviceable condition.
1EFF : ALL 1 28-22-00Page 519 1 1 Feb 01/98 1 1 1CES 1 TASK 28-22-00-210-001
Check APU Fuel-Pump System for Leakage from Shroud Drain Mast and APU Compartment Drain Mast with APU Fuel Pump running
1. Reason for the Job
__________________
Refer to the MPD TASK: 282200-02
2. Job Set-up Information
______________________
A. 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 31-60-00-860-001 EIS Start Procedure
3. Job Set-up
__________ Subtask 28-22-00-860-058
A. 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 FUEL overhead panel 40VU, make sure that all L TK PUMPS and the R TK PUMPS are released (the OFF legends are on).
1EFF : ALL 1 28-22-00Page 520 1 1 Feb 01/98 1 1 1CES 1 Subtask 28-22-00-865-054
B. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU APU/FUEL/BLOW OFF/PUMP 2QC B14 121VU APU/FUEL/BLOW OFF/CTL 1QC K39 121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41 121VU APU/FUEL/LP VALVE/CTL 1QF M40 121VU APU/FUEL/LP VALVE/SPLY 2QF M39 121VU APU/FUEL/PUMP/CTL 3QC M38
4. Procedure_________
Subtask 28-22-00-210-051
A. Check APU Fuel Pump System for Leakage from Shroud Drain Mast and APU Compartment Drain Mast with APU Fuel Pump running
(1)
On the APU section of the overhead panel 25VU, push the APU MASTER SW to the ON position (the ON legend comes on).
(2)
On the ECAM control panel, push the FUEL pushbutton switch and make sure that on the lower ECAM display unit the APU fuel valve symbol is in the vertical position (valve open).
(3)
Examine the drain mast at FR47 and the APU-compartment drain mast for fuel leakage.
NOTE : Leaks are not permitted.
____
(4) After 5 minutes, release the APU MASTER SW to the off position (the ON legend goes off).
1EFF : ALL 1 28-22-00Page 521 1 1 Feb 01/98 1 1 1CES 1
5. Close-up
________ Subtask 28-22-00-860-059
A. Put the aircraft back to its initial configuration.
(1)
On the ECAM control panel, set the UPPER DISPLAY and LOWER DISPLAY potentiometers to OFF.
(2)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
(3)
Put the system back to the serviceable condition.
1EFF : ALL 1 28-22-00Page 522 1 1 Feb 01/98 1 1 1CES 1 SWITCH - APU FUEL LP (5030QM) - REMOVAL/INSTALLATION
____________________________________________________
TASK 28-22-14-000-001
Removal of the APU Fuel LP-Switch 5030QM
WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
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