(a) Make sure that the fault which caused the emergency is corrected before you operate the APU again.
(11) Make sure that the APU access doors 315AL and 316AR are closed correctly (Ref. TASK 52-41-00-410-001).
TASK 49-00-00-480-001
Installation of the APU Hoist Tool (APS 3200)
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.
1. Reason for the Job
__________________
Install the APU HOIST MINILIFT before you do any of the subsequent
procedures:
-removal and installation of the APU.
-
detailed visual inspection of APU suspension rods, shockmounts structure including brackets and vissible part of attachment fittings.
-
detailed inspection of the tie-rod assemblys.
-
removal and installation of the FWD LH vibration isolator 4035KM.
-
removal and installation of the FWD RH vibration isolator 4045KM.
-
removal and installation of the AFT vibration isolator.
-
removal and installation of the APU mount brackets 4065KM, 4075KM and 4085KM.
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 access platform 3 m (9 ft. 10 in.) A1-91-265 1 HOIST - MINILIFT
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power 29-10-00-864-001 Depressurize the Green Hydraulic System 29-10-00-864-002 Depressurize the Yellow Hydraulic System 29-10-00-864-003 Depressurize the Blue Hydraulic System 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 49-00-00-991-008 Fig. 202
3. Job Set-up
__________
Subtask 49-00-00-860-052
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 29-10-00-864-001), (Ref. TASK 29-10-00-864-002) and (Ref. TASK 29-10-00-864-003).
Subtask 49-00-00-865-082
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 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
Subtask 49-00-00-010-060
C. Get Access
(1)
Put the access platform in position below the APU compartment.
(2)
Open the APU access door 316AR (Ref. TASK 52-41-00-010-001).
(3)
Open or remove the APU access door 315AL (Ref. TASK 52-41-00-010-001) (Ref. TASK 52-41-21-000-001).
NOTE : The installation of the HOIST - MINILIFT is also possible
____ without a removal of the APU access door 315AL, but a removal will make the installation of the HOIST - MINILIFT easier.
(4)
Set the light switch 11LJ to on.
(5)
Remove the oil-cooler outlet duct (Ref. TASK 49-52-41-000-002).
4. Procedure
_________
WARNING : OBEY THE HOISTING SAFETY PROCEDURES.
_______ MAKE SURE THAT THE HOIST IS ASSEMBLED AND ATTACHED CORRECTLY BEFORE YOU PUT A LOAD ON IT. OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THE HOIST. IF THE HOIST IS IN AN INCORRECT CONDITION THE LOAD CAN MOVE ACCIDENTALLY AND KILL PERSONS OR CAUSE INJURY.
Subtask 49-00-00-480-050
A. Installation of the HOIST - MINILIFT (A1-91-265)
(Ref. Fig. 202/TASK 49-00-00-991-008)
(1)
Do a check and make sure that the components of the HOIST - MINILIFT are in the correct condition.
(2)
Assemble the components of the HOIST - MINILIFT correctly. NOTE : Obey the instructions of the tool manufacturer when you do the
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：A320飞机维护手册 AMM 机载辅助动力 AIRBORNE AUXILIARY POWER1(108)
