Removal of the Strips

TASK 54-52-82-000-801-A
Removal of the Strips

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
No specific	AR	SCRAPER - NON METALLIC

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
413AL, 413BL, 413CL, 413DL, 423AL, 423BL, 423CL

C. Referenced Information

REFERENCE	DESIGNATION
TASK 54-52-11-000-805-A	Removal of the Access Skin Panels
TASK 54-53-11-000-804-A	Removal of the Pylon-to-Wing Access Panels and Doors
TASK 71-00-00-860-833-A	Procedure to Prevent Engine Motoring
TASK 78-30-00-040-805-A	Deactivation of the Thrust Reverser System for Ground Maintenance
Strips

3. Job Set-up
Subtask 54-52-82-941-052-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 54-52-82-040-052-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 54-52-82-010-052-A ** ON A/C NOT FOR ALL

C. Get Access
(1) Put an ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position:
(a) For the left pylon, in zone 410
(b) For the right pylon, in zone 420.
(2) Remove the pylon-to-wing access panel (Ref. AMM TASK 54-53-11-000-804):
(a) For the left pylon: 413DL.
(3) Remove the access skin panels (Ref. AMM TASK 54-52-11-000-805):
(a) For the left pylon: 413AL 413BL 413CL
(b) For the right pylon: 423AL 423BL 423CL.

Subtask 54-52-82-160-051-A ** ON A/C NOT FOR ALL

D. Removal of the Sealants

Strips ** ON A/C NOT FOR ALL

(1) Use a SCRAPER - NON METALLIC to remove the sealants between:
(a) The strip (2) and the forward fairing structure at RIB04
(b) The strip (4) and the forward fairing structure at RIB06
(c) The strip (8) and the forward fairing structure at RIB07L
(d) The strip (22) and the forward fairing structure at RIB07L.

4. Procedure
Subtask 54-52-82-020-051-A ** ON A/C NOT FOR ALL

A. Removal of the Strips

Strips ** ON A/C NOT FOR ALL

(1) Hold the strip (2) that is installed on the forward fairing structure at RIB04.
(2) Remove the screws (1).
(3) Remove the strip (2) from the forward fairing structure at RIB04.
(4) Hold the strip (4) that is installed on the forward fairing structure at RIB06.
(5) Remove the screws (3).
(6) Remove the strip (4) from the forward fairing structure at RIB06.
(7) Hold the strip (8) that is installed on the forward fairing structure at RIB07L.

CAUTION: WHEN YOU REMOVE THE SCREWS, MAKE SURE THAT YOU RECORD THE CORRECT POSITION OF EACH OF THEM. THE SCREWS HAVE DIFFERENT LENGTHS.

(8) Remove the bolts (5) and the washers (6).
(9) Remove the bolt (12) and the washer (11).
(10) Remove the bolt (10) and the washer (9).
(11) Remove the screws (7).
(12) Remove the strip (8) from the forward fairing structure at RIB07L.
(13) Hold the strip (22) that is installed on the forward fairing structure at RIB07L.

CAUTION: WHEN YOU REMOVE THE SCREWS, MAKE SURE THAT YOU RECORD THE CORRECT POSITION OF EACH OF THEM. THE SCREWS HAVE DIFFERENT LENGTHS.

(14) Remove the bolts (14) and the washers (13).
(15) Remove the bolt (15) and the washer (16).
(16) Remove the bolt (17) and the washer (18).
(17) Remove the bolt (19) and the washer (20).
(18) Remove the screw (21).
(19) Remove the strip (22) from the forward fairing structure at RIB07L.

[Rev.10 from 2021] 2026.04.01 07:56:57 UTC