Removal of the Interconnecting Strut
TASK 27-51-44-000-001-A
Removal of the Interconnecting Strut
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 27-51-44-941-059-A
[Rev.10 from 2021]
2026.04.01 06:58:43 UTC
Removal of the Interconnecting Strut
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.
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:
1. Reason for the Job- 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.
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE |
| No specific | AR | CAP - BLANKING |
| No specific | AR | LABEL - IDENTIFICATION |
| No specific | AR | SAFETY BARRIER(S) |
| No specific | AR | SAFETY CLIP - CIRCUIT BREAKER |
| No specific | AR | WARNING NOTICE(S) |
| 98D27803000000 | 1 | LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 580 | LEFT WING FLAPS AND SPOILERS |
| 680 | RIGHT WING FLAPS AND SPOILERS |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 27-00-00-480-002-A | Installation of the Flap/Slat Control-Lever Locking Tool (98D27803000000) |
| TASK 27-50-00-866-008-A | Extension of the Flaps on the Ground |
| TASK 27-50-00-866-008-A-01 | Extension of the Flaps/Slats on the Ground |
| TASK 27-54-61-000-002-A | Removal of the Flap Kink-Seals and Cushion-Seals |
Subtask 27-51-44-941-059-A
A. Safety Precautions
(2) Put the WARNING NOTICE(S) in position to tell persons not to operate the flap/slat controls.
Subtask 27-51-44-860-052-A WARNING:
BEFORE YOU START WORK, YOU MUST PUT ON A SAFETY HARNESS AND ATTACH IT TO THE ACCESS PLATFORM. WITHOUT A SAFETY HARNESS, YOU CAN FALL. THIS CAN KILL YOU OR CAUSE YOU INJURY.
(1) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.(2) Put the WARNING NOTICE(S) in position to tell persons not to operate the flap/slat controls.
B. Aircraft Maintenance Configuration
(1) Extend the flaps to position 1 (Ref. AMM TASK 27-50-00-866-008).
(2) Install the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION on the flap/slat control lever (Ref. AMM TASK 27-00-00-480-002).
Subtask 27-51-44-865-059-A (1) Extend the flaps to position 1 (Ref. AMM TASK 27-50-00-866-008).
(2) Install the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION on the flap/slat control lever (Ref. AMM TASK 27-00-00-480-002).
C. Open, safety and tag this(these) circuit breaker(s):
Subtask 27-51-44-010-056-A | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 | 6CV | B07 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 | 6CV | B02 |
| ** ON A/C ALL | |||
| 121VU | FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 | 8CV | Q21 |
D. Get Access
(1) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position:
4. Procedure(1) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position:
- For the left wing, below zone 580
- For the right wing, below zone 680.
CAUTION:
BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:
Subtask 27-51-44-020-050-A ** ON A/C NOT FOR ALL - 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.
A. Removal of the Interconnecting Strut
(2) Remove the electrical connectors (9) and (10) from the receptacles (8) and (11) on the inboard flap.
(3) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(4) Remove and discard the cotter pins (7) and (12).
(5) Hold the interconnecting strut (1).
(6) Remove the nuts (6) and (13) and the washers (5) and (14).
(7) Remove the bolts (2) and (15) and remove the interconnecting strut (1).
(8) Remove the washer (3) and the bush (4).
Subtask 27-51-44-020-050-C ** ON A/C NOT FOR ALL NOTE: When you put the interconnecting strut into storage, make sure that all the removed items stay together with the strut.
(1) Put a LABEL - IDENTIFICATION on the electrical connectors (9) and (10) and receptacles (8) and (11) before you remove them. (2) Remove the electrical connectors (9) and (10) from the receptacles (8) and (11) on the inboard flap.
(3) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(4) Remove and discard the cotter pins (7) and (12).
(5) Hold the interconnecting strut (1).
(6) Remove the nuts (6) and (13) and the washers (5) and (14).
(7) Remove the bolts (2) and (15) and remove the interconnecting strut (1).
(8) Remove the washer (3) and the bush (4).
A. Removal of the Interconnecting Strut
(2) Remove the electrical connectors (14) and (15) from the receptacles (13) and (12) on the inboard flap.
(3) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(4) Remove the nuts (10), the bolts (5) with the washers (6) and remove the failsafe bracket (9).
(5) Remove and discard the cotter pins (2) and (17).
(6) Hold the interconnecting strut (1).
(7) Remove the nuts (3) and (16) and the washers (4) and (18).
(8) Remove the bolts (11) and (19) and remove the interconnecting strut (1).
(9) Remove the guide washer (7) and the bush (8).
NOTE: When you put the interconnecting strut into storage, make sure that all the removed items stay together with the strut.
(1) Put a LABEL - IDENTIFICATION on the electrical connectors (14) and (15) and receptacles (13) and (12) before you remove them. (2) Remove the electrical connectors (14) and (15) from the receptacles (13) and (12) on the inboard flap.
(3) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(4) Remove the nuts (10), the bolts (5) with the washers (6) and remove the failsafe bracket (9).
(5) Remove and discard the cotter pins (2) and (17).
(6) Hold the interconnecting strut (1).
(7) Remove the nuts (3) and (16) and the washers (4) and (18).
(8) Remove the bolts (11) and (19) and remove the interconnecting strut (1).
(9) Remove the guide washer (7) and the bush (8).
Interconnecting Strut - Location and Detail