(0.00
to 9.00 lbf.ft) No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft)
B.
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 52-41-00-010-001 Open the APU Doors for Access 49-31-42-991-002 Fig. 201
R EFF : 001-049, 101-105, 107-107, 151-199, 49-31-42Page 208 201-210, Config-2 Aug 01/05
CES 3. Job Set-up
__________ Subtask 49-31-42-860-058
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. Subtask 49-31-42-865-062
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
4. Procedure
_________
(Ref. Fig. 201/TASK 49-31-42-991-002) Subtask 49-31-42-420-056
A. Install the Primary and Secondary fuel manifold assembly.
(1)
Install the primary (1) and secondary (2) manifold on the APU.
(2)
Connect the manifolds at the fuel nozzles (4) and the fuel flow divider (3).
R EFF : 001-049, 101-105, 107-107, 151-199, 49-31-42Page 209 201-210, Config-2 Aug 01/05
CES
(3)
TORQUE the fittings at the fuel nozzles (4) to 1.13 m.daN (99.99 lbf.in).
(4)
TORQUE the fittings at the fuel flow divider (3) to 1.58 m.daN (11.65 lbf.ft).
5. Close-up
________ Subtask 49-31-42-410-053
A. Close Access
(1)
Set the LIGHT control SW 11LJ to the OFF position.
(2)
Close the APU access doors 315AL, 316AR.
(3)
Remove the access platform(s). Subtask 49-31-42-865-063
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-31-42-860-059
C. Aircraft Maintenance Configuration
(1)
Pressurize the reservoirs of the hydraulic systems.
(Ref. TASK 29-14-00-614-002).
(2)
De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
(3)
Remove the warning notice(s).
R EFF : 001-049, 101-105, 107-107, 151-199, 49-31-42Page 210 201-210, Config-2 Aug 01/05
CES
NOZZLE AND MANIFOLD - SECONDARY FUEL ((APS 3200)) - MAINTENANCE PRACTICES
_________________________________________________________________________ TASK 49-31-42-000-003 Removal of the Main Fuel Nozzles and Manifold (APS 3200) 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 circuit breaker(s) safety clip(s)
No specific container 10 l (2.6416 USgal)
No specific access platform 2.5 m (8 ft. 2 in.)
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