(3)
 Close the APU access doors 316AR, 315AL (Ref. TASK 52-41-00-410-001) .

 (4)
 Remove the access platform(s).

 Subtask 49-12-52-860-052
 C. Aircraft Maintenance Configuration.
 (1)
 De-energize the ground service network (Ref. TASK 24-41-00-862-002)

 (2)
 Remove the warning notice(s).

 (3)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.

 VIBRATION ISOLATOR - AFT (4055KM) - REMOVAL/INSTALLATION
________________________________________________________ R **ON A/C 001-003, 051-099, 401-499,
 TASK 49-12-53-000-001 Removal of the Aft Tie-Rods and Vibration Isolator 4055KM (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 : LOCK THE MECHANISM OF THE ACCESS DOOR 316AR WITH THE PIP PIN WHEN YOU
_______
 OPEN THE ACCESS DOOR. THIS WILL PREVENT INJURY.

 CAUTION : DO NOT REMOVE MORE THAN ONE APU MOUNT AT A TIME WHEN THE APU IS
_______ INSTALLED. THE APU HOIST AND THE REMAINING TWO MOUNTS MUST SUPPORT THE APU WHEN YOU REMOVE AN APU MOUNT.
 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 access platform 3.5 m (11 ft. 6 in.)
 A1-91-265 1 HOIST - MINILIFT
 98A49107504001 1 PROTECTOR - THREADS, APU MOUNTING BOLTS

 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 49-00-00-480-002 Installation of the APU Hoist Tool (GTCP 36-300) 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 49-12-53-991-001 Fig. 401
 3. Job Set-up
__________
 Subtask 49-12-53-860-053
 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 49-12-53-865-050
 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 49-12-53-010-050
 C. Get Access
 (1)
 Put the access platform below the access doors 315AL and 316AR.

 (2)
 Open the APU access doors 315AL, 316AR. (Ref. TASK 52-41-00-010-001)

 (3)
 Set the light switch 11LJ to on.

 (4)
 Remove the APU access doors 315AL, 316AR (Ref. TASK 52-41-21-000-001) (Ref. TASK 52-41-22-000-001).

 4. Procedure
_________ (Ref. Fig. 401/TASK 49-12-53-991-001) Subtask 49-12-53-480-050
 A. Installation of the HOIST- MINILIFT
 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.
 CAUTION : DO NOT TURN THE HOIST HANDLE MORE THAN 90 DEGREES WHEN THE APU
_______ MOUNT BRACKETS ARE TIGHTLY ENGAGED ON THE VIBRATION ISOLATORS. IF YOU TURN THE HOIST HANDLE MORE THAN 90 DEGREES, YOU CAN CAUSE DAMAGE TO THE APU AND THE APU MOUNTS.
 (1)
 Install the HOIST - MINILIFT (Ref. TASK 49-00-00-480-002) Subtask 49-12-53-020-050

 B.
 Removal of the Aft Vibration Isolator (4055KM)

 (1)
 Slowly wind the handle on the APU hoist until the APU hoist-cable is in tension.
　
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