B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-11-11-860-064
C. Aircraft Maintenance Configuration.
(1)
De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
(2)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(3)
Remove the warning notice(s).
R EFF : 001-049, 101-105, 107-107, 151-199, 49-11-11Page 454 201-210, Config-2 Aug 01/05
CES POWER PLANT - REMOVAL/INSTALLATION
__________________________________
TASK 49-11-11-000-003
Removal of the Power Plant (APU) (APS 3200)
WARNING : MAKE SURE THAT YOU HAVE THE CORRECT FIRE FIGHTING EQUIPMENT
_______ AVAILABLE.
WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
WARNING : LOCK THE MECHANISM OF THE ACCESS DOOR 316AR WITH THE PIP PIN WHEN YOU
_______ OPEN THE ACCESS DOOR. THIS WILL PREVENT INJURY.
WARNING : CUT, REMOVE AND DISCARD THE LOCKWIRE AS YOU DO THE TASK. LOOSE
_______ LOCKWIRE CAN CUT OR BLIND YOU.
1. Reason for the Job
__________________
Removal of the APU
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps No specific blanking covers No specific blanking plugs No specific circuit breaker(s) safety clip(s) No specific tape No specific tie wraps No specific container 1.0 l (0.2641 USgal) No specific access platform 3.5 m (11 ft. 6 in.) A1-91-265 1 HOIST - MINILIFT 98A28007570000 1 ADAPTER - VENT AND DRAIN VALVE, APU 98A49107504001 3 PROTECTOR - THREADS, APU MOUNTING BOLTS 98D49207527000 1 SUPPORT FRAME - APU B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-23-51-000-001 Removal of the APU Generator 8XS
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power
28-22-14-000-001 Removal of the APU Fuel LP-Switch 5030QM
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action
49-00-00-080-001 Removal of the APU Hoist Tool (APS 3200)
49-00-00-480-001 Installation of the APU Hoist Tool (APS 3200)
49-00-00-860-011 Update of APU Data (hours/cycles) (APS 3200)
49-12-54-000-001 Removal of the APU Mount Brackets (4065KM, 4075KM,
4085KM) (GTCP 36-300)
49-52-41-000-002 Removal of the Oil Cooler Outlet Duct (APS 3200)
52-41-00-010-001 Open the APU Doors for Access
52-41-21-000-001 Removal of the APU Access Door 315AL
52-41-22-000-001 Removal of the APU Access Door 316AR and the related
Door Mechanism
49-11-11-991-006 Fig. 401
49-11-11-991-008 Fig. 402
49-11-11-991-005 Fig. 403
49-11-11-991-007 Fig. 404
3. Job Set-up__________
Subtask 49-11-11-860-057
A. Aircraft Maintenance Configuration
(1)
Put the warning notices on panel 25VU to tell persons not to start the APU.
(2)
Energize the ground service network (Ref. TASK 24-41-00-861-002).
(3)
Make sure that the hydraulic systems are depressurized (Ref. TASK 29-00-00-864-001).
Subtask 49-11-11-740-052-A
B. Print out of the APU hours and cycles from the ECB.
NOTE : This workstep is only necessary if the APU TSO has been monitored.
____
(1)
Use the MCDU and print out the APU hours and cycles (Ref. TASK 49-00-00-860-011).
(2)
Write down the APU hours and cycles in the APU log.
Subtask 49-11-11-865-060
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU APU/FUEL/BLOW OFF/PUMP 2QC B14 121VU APU/FUEL/BLOW OFF/CTL 1QC K39 121VU APU/FIRE AND OVHT/DET/LOOP A 1WG L43 121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41 121VU APU/AUTO/EXTIG/GND/TEST 30WF L40 121VU APU/FIRE/EXTIG/SQUIB/B 2WF L39 121VU APU/FIRE/EXTIG/SQUIB/A 1WF L38 121VU APU/FIRE/LP VALVE/NORM 4WF M42 121VU APU/FIRE/LP VALVE/STBY 3WF M41 121VU APU/FUEL/LP VALVE/CTL 1QF M40 121VU APU/FUEL/LP VALVE/SPLY 2QF M39 121VU APU/FUEL/PUMP/CTL 3QC M38
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