W DOC AIRBUS | AMM A320F

Detailed Inspection of Outer Wing, Trailing Edge False Rear Spar, Forward and Aft Faces

TASK 57-51-00-200-006-A
Detailed Inspection of Outer Wing, Trailing Edge False Rear Spar, Forward and Aft Faces

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.
WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.
CAUTION: BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:
  • DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
  • DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
  • MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
ZONE: 570
ZONE: 670
1. Reason for the Job
Refer to the MPD TASK: 575151-01
DETAILED INSPECTION OF OUTER WING, TRAILING EDGE FALSE REAR SPAR, FORWARD AND AFT FACES
NOTE: The effectivity of this task is ALL. To know if this task is applicable for your aircraft, refer to the MPD task applicability and the weight variant data given in the SRM introduction.
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
AR
ACCESS PLATFORM 3M (10 FT)
No specific
AR
FLASHLIGHT
No specific
AR
MIRROR - INSPECTION, FLEXIBLE
No specific
AR
SAFETY BARRIER(S)
No specific
AR
WARNING NOTICE(S)
 B. Consumable Materials
REFERENCE
DESIGNATION
(Material No.08BAA9)
Non Aqueous Cleaner-General - -
(Material No.14SBA1)
Textile-Lint free Cotton -
 C. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
570
AFT SECTION OF L WING & TE FIXED STRUCT
670
AFT SECTION OF R WING & TE FIXED STRUCT
573AB, 573BB, 573CB, 574AB, 574BB, 673AB, 673BB, 673CB, 674AB, 674BB
 D. Referenced Information
REFERENCE
DESIGNATION
TASK 57-51-37-000-002-A
Removal of the Access Panels 571AB(671AB), 573AB(673AB), 573BB(673BB), 573CB(673CB), 573EB(673EB)
TASK 57-51-37-400-002-A
Installation of the Access Panels 571AB(671AB), 573AB(673AB), 573BB(673BB), 573CB(673CB), 573EB(673EB)
SRM 575100
 (for corrective action)
F Outer-Wing Trailing-Edge, False Rear Spar - Forward and Aft Faces
3. Job Set-up
Subtask 57-51-00-941-065-A
A. Safety Precautions
   (1) Put WARNING NOTICE(S) in the cockpit to tell persons not to operate the flaps or slats.
   (2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
Subtask 57-51-00-865-079-A
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB07
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB02
** ON A/C ALL
121VUFLIGHT CONTROLS/FLP/CTL AND/MONG/SYS28CVQ21
Subtask 57-51-00-010-067-A ** ON A/C NOT FOR ALL
C. Get Access
   (1) Put the ACCESS PLATFORM 3M (10 FT) below the applicable wing trailing edge at the false rear spar, zone 574(674).
   (2) Remove the applicable access panels (Ref. AMM TASK 57-51-37-000-002):
   (3) Open the applicable access panel:
Subtask 57-51-00-010-067-B ** ON A/C NOT FOR ALL
C. Get Access
   (1) Put the ACCESS PLATFORM 3M (10 FT) below the applicable wing trailing edge at the false rear spar, zone 574(674).
   (2) Remove the applicable access panels:
     (a) For the left wing, remove:
     (b) For the right wing, remove:
4. Procedure
CAUTION: BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:
  • DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
  • DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
  • MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
Subtask 57-51-00-110-087-A
A. Preparation for Inspection
   (1) Use a Textile-Lint free Cotton - (Material No.14SBA1) , made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) to clean the forward and aft faces of the trailing-edge false rear spar.
Subtask 57-51-00-210-056-A
B. Detailed Inspection of Outer Wing, Trailing Edge False Rear Spar, Forward and Aft Faces
   (1) Use a FLASHLIGHT and a MIRROR - INSPECTION, FLEXIBLE to examine the forward and aft faces of the trailing-edge false rear spar. Make sure that:
  • there are no cracks
  • there is no damage
  • there is no corrosion
  • the protective finish is in the correct condition.
NOTE: If necessary, refer to the SRM 575100 for the correct repair procedure.
5. Close-up
Subtask 57-51-00-410-067-A ** ON A/C NOT FOR ALL
A. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Install the applicable access panels (Ref. AMM TASK 57-51-37-400-002):
   (3) Close the applicable access panel:
Subtask 57-51-00-410-067-B ** ON A/C NOT FOR ALL
A. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Install the applicable access panels:
     (a) For the left wing, install:
     (b) For the right wing, install:
Subtask 57-51-00-865-102-A
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB07
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB02
** ON A/C ALL
121VUFLIGHT CONTROLS/FLP/CTL AND/MONG/SYS28CVQ21
Subtask 57-51-00-942-066-A
C. Removal of Equipment
   (1) Remove the access platform(s).
   (2) Remove the WARNING NOTICE(S).
   (3) Remove the safety barriers.
   (4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
[Rev.10 from 2021] 2026.04.02 06:31:09 UTC
"WTRUIB" 2025