DOC AIRBUS | AMM A320FGeneral Visual Inspection of the Thrust Reverser Inner Fixed Structure (IFS) [PW11]
TASK 78-32-00-210-820-A
General Visual Inspection of the Thrust Reverser Inner Fixed Structure (IFS)
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Work Zones and Access Panels
C. Referenced Information
3. Job Set-up
Subtask 78-32-00-941-098-A ** ON A/C NOT FOR ALL
Subtask 78-32-00-210-096-A ** ON A/C NOT FOR ALL
Subtask 78-32-00-410-130-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.02 07:43:36 UTC
General Visual Inspection of the Thrust Reverser Inner Fixed Structure (IFS)
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:
WEAR APPLICABLE PERSONAL PROTECTIVE EQUIPMENT (PPE) WHEN YOU DO THIS TASK. BEFORE YOU USE PPE, READ, UNDERSTAND AND OBEY ALL INSTRUCTIONS FOR ITS USE. THESE INSTRUCTIONS INCLUDE INSTRUCTIONS FROM THE MANUFACTURER, YOUR EMPLOYER AND GOVERNMENT REGULATIONS. YOU CAN GET INJURED IF YOU DO NOT USE PPE. GET INSTRUCTIONS FROM YOUR EMPLOYER ON WHICH PPE IS NECESSARY.
1. Reason for the JobSelf explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | ACCESS PLATFORM 1M (3 FT)-ADJUSTABLE |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1) | |
| 437AL, 438AR, 451AL, 452AR | |
| FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2) | |
| 447AL, 448AR, 461AL, 462AR | |
| REFERENCE | DESIGNATION |
|---|---|
| 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 71-13-00-410-802-A | Closing of the Fan Cowl Doors |
| TASK 78-30-00-040-805-A | Deactivation of the Thrust Reverser System for Ground Maintenance |
| TASK 78-30-00-440-805-A | Reactivation of the Thrust Reverser System after Ground Maintenance |
| TASK 78-32-00-210-809-A | General Visual Inspection of the Thrust Reverser Seals |
| TASK 78-32-41-210-803-A | General Visual Inspection of the Thermal Protection System |
| TASK 78-36-00-010-802-A | Opening of the Thrust Reverser Cowl-Doors |
| TASK 78-36-00-410-802-A | Closing of the Thrust Reverser Cowl-Doors |
| SRM 512200 | |
| SRM 543000 | |
Thrust Reverser Inner Fixed Structure (IFS)Subtask 78-32-00-941-098-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 78-32-00-010-135-A ** ON A/C NOT FOR ALL (1) Do the procedure to prevent engine motoring
(Ref. AMM TASK 71-00-00-860-833)
B. Get Access
(1) Open the fan cowl doors (Ref. AMM TASK 71-13-00-010-802):
(a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
437AL 438AR
(b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
447AL 448AR
(2) Put an ACCESS PLATFORM 1M (3 FT)-ADJUSTABLE in position.
Subtask 78-32-00-040-096-A ** ON A/C NOT FOR ALL (1) Open the fan cowl doors (Ref. AMM TASK 71-13-00-010-802):
(a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
437AL 438AR
(b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
447AL 448AR
(2) Put an ACCESS PLATFORM 1M (3 FT)-ADJUSTABLE in position.
C. Deactivation of the Thrust Reverser for Maintenance
Subtask 78-32-00-010-136-A ** ON A/C NOT FOR ALL WARNING:
YOU MUST DEACTIVATE THE THRUST REVERSER BEFORE YOU DO WORK ON OR AROUND IT. IF YOU DO NOT, THE THRUST REVERSER CAN OPERATE ACCIDENTALLY AND CAUSE AN INJURY AND/OR DAMAGE.
(1) Do the deactivation of the thrust reverser system for maintenance (Ref. AMM TASK 78-30-00-040-805). D. Get Access
(1) Open the thrust-reverser cowl-doors (Ref. AMM TASK 78-36-00-010-802):
(a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
451AL 452AR
(b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
461AL 462AR
4. Procedure(1) Open the thrust-reverser cowl-doors (Ref. AMM TASK 78-36-00-010-802):
(a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
451AL 452AR
(b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
461AL 462AR
Subtask 78-32-00-210-096-A ** ON A/C NOT FOR ALL
A. General Visual Inspection (GVI) of the Left and Right Thrust Reverser Inner Fixed Structure (IFS)
(1) Examine the seals on the left and right thrust reverser halves (Ref. AMM TASK 78-32-00-210-809).
(2) Examine the thermal insulation blankets on the left and right thrust (Ref. AMM TASK 78-32-41-210-803).
(3) Examine the torque box on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(4) Examine the hinge beam on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(5) Examine the latch beam on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(6) Examine the C-duct on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
5. Close-up(1) Examine the seals on the left and right thrust reverser halves (Ref. AMM TASK 78-32-00-210-809).
(2) Examine the thermal insulation blankets on the left and right thrust (Ref. AMM TASK 78-32-41-210-803).
(3) Examine the torque box on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(4) Examine the hinge beam on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(5) Examine the latch beam on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(6) Examine the C-duct on the left and right thrust reverser halves. Look for cracks, fractures, gouges, corrosion and other damage.
(a) If you find corrosion damage, repair or replace the damaged component parts SRM 512200 or contact United Technologies Aerospace Systems (UTAS) for disposition.
(b) If you find other damage, look for damage limits and corrective action SRM 543000 or contact United Technologies Aerospace Systems (UTAS) for disposition.
Subtask 78-32-00-410-130-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) Close the thrust-reverser cowl-doors (Ref. AMM TASK 78-36-00-410-802):
(a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
451AL 452AR
(b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
461AL 462AR
Subtask 78-32-00-440-090-A ** ON A/C NOT FOR ALL (1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the thrust-reverser cowl-doors (Ref. AMM TASK 78-36-00-410-802):
(a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENG 1)
451AL 452AR
(b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENG 2)
461AL 462AR
B. Do the reactivation of the thrust reverser system after maintenance (Ref. AMM TASK 78-30-00-440-805).
Subtask 78-32-00-410-131-A ** ON A/C NOT FOR ALL