W DOC AIRBUS | AMM A320F

Removal of the Rear Mount-Fairing Block Fire-Seal

TASK 54-57-22-000-820-A
Removal of the Rear Mount-Fairing Block Fire-Seal

WARNING: BE CAREFUL WHEN YOU DO WORK ON THE ENGINE AFTER SHUTDOWN. THE ENGINE CAN STAY HOT FOR A LONG TIME. IF YOU DO NOT OBEY THIS INSTRUCTION, INJURY CAN OCCUR.
WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:
  • THE FLIGHT CONTROLS
  • THE FLIGHT CONTROL SURFACES
  • THE LANDING GEAR AND THE RELATED DOORS
  • COMPONENTS THAT MOVE.
MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.
ZONE: 410
ZONE: 420
FIN: 4020KM1 ** ON A/C NOT FOR ALL
FIN: 4020KM2 ** ON A/C NOT FOR ALL
1. Reason for the Job
Self explanatory
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
AR
ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
 B. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
410
ENG 1 PYLON BOX AND FORWARD FAIRING
420
ENG 2 PYLON BOX AND FORWARD FAIRING
FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
437AL, 438AR, 451AL, 452AR
FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
447AL, 448AR, 461AL, 462AR
 C. Referenced Information
REFERENCE
DESIGNATION
TASK 54-56-11-010-801-A
Opening of the Rear Mount Fairing (RMF) Door
TASK 71-00-00-860-833-A
Procedure to Prevent Engine Motoring
TASK 71-13-00-010-802-A
Opening of the Fan Cowl Doors
TASK 78-30-00-040-805-A
Deactivation of the Thrust Reverser System for Ground Maintenance
TASK 78-36-00-010-802-A
Opening of the Thrust Reverser Cowl-Doors
F Rear Mount-Fairing Block Fire-Seal
3. Job Set-up
Subtask 54-57-22-941-099-A ** ON A/C NOT FOR ALL
A. Safety Precautions
   (1) Do the procedure to prevent engine motoring
(Ref. AMM TASK 71-00-00-860-833).
Subtask 54-57-22-040-087-A ** ON A/C NOT FOR ALL
B. Deactivation of the Thrust Reverser
WARNING: MAKE SURE THAT THE THRUST REVERSER IS LOCKED. IF NOT, THE THRUST REVERSER CAN OPERATE ACCIDENTALLY AND CAUSE INJURY TO PERSONNEL AND/OR DAMAGE TO THE REVERSER.
   (1) Make the thrust reverser unserviceable for maintenance (Ref. AMM TASK 78-30-00-040-805).
Subtask 54-57-22-010-081-A ** ON A/C NOT FOR ALL
C. Get Access
   (1) Open the fan cowl doors (Ref. AMM TASK 71-13-00-010-802):
     (a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
     (b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
   (2) Open the thrust reverser cowl-doors (Ref. AMM TASK 78-36-00-010-802):
     (a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
     (b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
   (3) Open the rear mount-fairing doors (Ref. AMM TASK 54-56-11-010-801).
   (4) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position:
     (a) For the left pylon, at zone 415
     (b) For the right pylon, at zone 425.
4. Procedure
Subtask 54-57-22-020-084-A ** ON A/C NOT FOR ALL
A. Removal of the Rear Mount-Fairing Block Fire-Seal
F Rear Mount-Fairing Block Fire-Seal ** ON A/C NOT FOR ALL
   (1) Remove the nuts (1).
   (2) Remove the bracket (2).
   (3) Remove the rear mount-fairing block fire-seal (3).
[Rev.10 from 2021] 2026.04.01 02:04:13 UTC
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