(11)
Connect the air-pressure supply pipe (1) to the reducer (2). Subtask 49-51-52-865-056
D.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-51-52-710-055
E. Operational Test of the APU
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Set the light switch 11LJ to off.
(3)
Close the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-410-001).
(4)
Start and operate the APU (Ref. TASK 49-00-00-860-003) and (Ref. TASK 49-00-00-860-004).
NOTE : If no bleed air is delivred by the APU, check if the filter
____ element is installed the right way round. A wrong installed filter element could prevent bleed air delivery.
5. Close-up
________ Subtask 49-51-52-410-053
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Set the LIGHT control SW 11LJ to the OFF position.
(3)
Close the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-410-001).
(4)
Remove the access platform(s). Subtask 49-51-52-865-060
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-51-52-860-051
C. Put the aircraft back to its initial configuration.
(1)
De-energize the ground service network (Ref. TASK 24-42-00-862-001)
(2)
Remove the warning notice(s).
(3)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
VALVE - SURGE CONTROL - REMOVAL/INSTALLATION
____________________________________________ R **ON A/C 001-003, 051-099, 401-499,
TASK 49-51-52-000-002 Removal of the Surge Control Valve (8058KM) (GTCP 36-300) 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 plugs
No specific circuit breaker(s) safety clip(s)
No specific access platform 2.5 m (8 ft. 2 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits 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
49-51-52-991-002 Fig. 401
3. Job Set-up
__________ Subtask 49-51-52-860-052
A. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(2)
On the panel 25VU, make sure that the APU MASTER SW pushbutton switch 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 49-51-52-865-052
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 49-51-52-010-051
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 switch 11LJ to the on position.
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