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CES 3. Job Set-up
__________ Subtask 49-51-51-860-053
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 49-51-51-865-059
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR BLEED/X FEED/VALVE/BAT 2HV D13 121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-51-51-010-055
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.
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CES CES
4. Procedure_________
(Ref. Fig. 401/TASK 49-51-51-991-004)
Subtask 49-51-51-020-054
A. Removal of the Load Control Valve
R (1) Disconnect the electrical connector (3).
(2) Put blanking caps on the disconnected electrical connectors.
R (3) Loosen the clamp (2) from the duct (1) and the valve (4).
R (4) Hold the valve (4) and remove the clamp (6).
R (5) Remove the valve (4).
R (6) Remove and discard the seal (5).
(7) Install blanking covers on the ducts.
R Load Control Valve Figure 401/TASK 49-51-51-991-004
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CES
TASK 49-51-51-400-004
Installation of the Load Control Valve (8050KM) (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. Expendable Parts
-------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION |IPC-CSN
-------------------------------------------------------------------------------
R 5 seal 49-51-09 01 -090 R
C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through the Ground Connector 31-32-00-860-001 Procedure to Get Access to the SYSTEM REPORT/TEST
Menu Page
49-00-00-790-006 Air Leak Test with closed APU Doors
49-00-00-860-008 APU Start by External Power (131-9(A))
49-00-00-860-009 APU Shutdown by External Power (131-9(A))
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CES -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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