R EFF : 001-049, 101-105, 107-107, 151-199, 49-51-52Page 405 201-210, Config-2 Aug 01/05
CES
D. 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 49-00-00-860-008 APU Start by External Power (131-9(A)) 49-00-00-860-009 APU Shutdown by External Power (131-9(A)) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access 71-00-00-710-001 Dry Motoring Check 49-51-52-991-005 Fig. 401
3. Job Set-up
__________
Subtask 49-51-52-860-056
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)
Make sure that there is 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).
(5)
Make sure that the access platform is in position below the APU compartment.
(6)
Make sure that the APU access doors are open (Ref. TASK 52-41-00-010-001).
(7)
Make sure that the LIGHT control SW 11LJ is set to the ON position.
R EFF : 001-049, 101-105, 107-107, 151-199, 49-51-52Page 406 201-210, Config-2 Aug 01/05
CES Subtask 49-51-52-865-058
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
4. Procedure
_________
(Ref. Fig. 401/TASK 49-51-52-991-005) Subtask 49-51-52-420-053
A. Installation of the Surge Control Valve
(1)
Remove the blanking plugs from the disconnected line ends.
(2)
Position the gaskets (10) on the valve (11).
(3)
Put the valve (11) into position and align with the marks on the ducts.
(4)
Install the clamp (9) and (12).
(5)
TORQUE the clamps (9) and (12) to 0.68 m.daN (60.17 lbf.in).
(6)
Lubricate the new O-rings (1), O-rings (5) and O-rings (8) with OILS (Material No. 03-002)
(7)
Install the O-rings on the pipes (4), (6) and (7).
(8)
Position the pipes (4), (6) and (7) into the valve (11).
(9)
Install the pipe clamp (2) and tighten the captive bolts (3).
(10)
TORQUE the bolts (3) to 0.57 m.daN (50.44 lbf.in)
(11)
Remove the blanking caps from the electrical connectors.
(12)
Connect the electrical connector (13) to the valve (11).
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CES Subtask 49-51-52-865-059
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD.
Subtask 49-51-52-740-053
C. BITE Test of the Surge Control System.
(1)
Energize the CFDS to get the SYSTEM REPORT/TEST page for the APU (Ref. TASK 31-32-00-860-001)
(2)
Set the APU MASTER SW 14KD to ON.
(3)
Do this Test.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
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