(1) De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
TRANSDUCER - APU INLET PRESSURE - REMOVAL/INSTALLATION
______________________________________________________ TASK 49-51-21-000-001 Removal of the Transducer - APU Inlet Pressure (8048KM) (131-9(A)) WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
No specific blanking plug
No specific circuit breaker(s) safety clip(s)
No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 52-41-00-010-001 Open the APU Doors for Access
R EFF : 001-049, 101-105, 107-107, 151-199, 49-51-21Page 401 201-210, Aug 01/05
CES 3. Job Set-up
__________ Subtask 49-51-21-860-050
A. Aircraft Maintenance Configuration
(1)
Energize the ground service network
(Ref. TASK 24-42-00-861-001).
(2)
On the panel 25VU, make sure that the APU MASTER SW p/bsw is OFF.
(3)
Put a warning notice in the cockpit to tell persons not to start the APU.
(4)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
Subtask 49-51-21-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-51-21-010-050
C. Get Access
(1)
Put the access platform in position below the APU access doors 315AL and 316AR.
(2)
Open the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-010-001).
(3)
Set the LIGHT control SW 11LJ to the ON position.
4. Procedure
_________ Subtask 49-51-21-020-050
A. Removal of the Inlet Pressure Transducer
(1)
Disconnect the electrical connector (4) from the transducer (3).
(2)
Put blanking caps on the disconnected electrical connectors.
R EFF : 001-049, 101-105, 107-107, 151-199, 49-51-21Page 402 201-210, Aug 01/05
CES
(3)
Loosen the nut (1) from the transducer (3).
(4)
Remove the transducer (3) from the APU.
(5)
Remove and discard the packing (2).
(6)
Install a blanking plug in the APU port.
R EFF : 001-049, 101-105, 107-107, 151-199, 49-51-21Page 403 201-210, Aug 01/05
CES
TASK 49-51-21-400-001
Installation of the Transducer - APU Inlet Pressure (8048KM) (131-9(A))
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific Torque Wrench : range 0.00 to 1.20 m.daN
(0.00 to 9.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 03-002 GB DEF-STAN 91-101 LUBRICATING OIL TURBINE ENGINE SYNT BASE (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
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