1_ Close the APU access doors (Ref. TASK 52-41-00-410-001).
2_ Start the APU (Ref. TASK 49-00-00-860-003).
3_ Let the APU run 15 minutes.
4_ Shutdown the APU (Ref. TASK 49-00-00-860-004).
5_ Open the APU access doors (Ref. TASK 52-41-00-010-001).
1 If after 15 minutes of operation no particles are found in the
_
filter:
NOTE : The APU is servicable.
____
a Remove the cover plate (Ref. TASK 49-11-00-000-002).
_
b Install a new APU generator (Ref. TASK 24-23-51-400-001).
_ 2 If after 15 minutes of operation particles are found in the
_
filter:
NOTE : The APU is unservicable:
____
a Remove the cover plate (Ref. TASK 49-11-00-000-002).
_
b Replace the APU (Ref. TASK 49-11-11-000-001) and (Ref. TASK
_
49-11-11-400-001).
c Install a new APU generator (Ref. TASK 24-23-51-400-001).
_ Subtask 49-91-45-865-056
E. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD.
Subtask 49-91-45-710-053
F. Start and operate the APU.
(1)
Close the APU access doors (Ref. TASK 52-41-00-410-001).
(2)
Start the APU (Ref. TASK 49-00-00-860-003).
(3)
Let the APU run 5 minutes.
(4)
Shutdown the APU (Ref. TASK 49-00-00-860-004).
(5)
Open the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-010-001).
(6)
Do a leak check on the oil filter housing (4).
NOTE : No leakage is permitted.
____
(7)
Do a visual check of the oil quantity in the APU. Add oil if the oil level is on or less than the ADD mark on the sight glass (Ref. TASK 49-90-00-600-001).
5. Close-up
________ Subtask 49-91-45-410-054
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Set the LIGHT 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 49-91-45-860-054
B.
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).
PUMPS - OIL - REMOVAL/INSTALLATION
__________________________________
R **ON A/C 001-003, 051-099, 401-499,
TASK 49-91-45-000-001 Removal of the Oil Pump (8080KM) (GTCP 36-300) WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______
WHEN YOU DO THE MAINTENANCE TASK(S).
WARNING : CUT, REMOVE AND DISCARD THE LOCKWIRE AS YOU DO THE TASK. LOOSE
_______
LOCKWIRE CAN CUT OR BLIND YOU.
WARNING : DO NOT LET OIL STAY ON YOUR SKIN FOR A LONG TIME AS IT CAN CAUSE
_______
INJURY.
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 plugs
No specific circuit breaker(s) safety clip(s)
No specific container
No specific warning notice
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 49-32-11-000-001 Removal of the Fuel Control Unit (FCU) (8022KM) (GTCP
36-300) 52-41-00-010-001 Open the APU Doors for Access 49-91-45-991-001 Fig. 401
3. Job Set-up
__________
Subtask 49-91-45-860-051
A. Aircraft Maintenance Configuration
(1)
Energize the ground service network
(Ref. TASK 24-42-00-861-001).
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