Removal of the Torque Shaft
TASK 27-84-45-000-012-A
Removal of the Torque Shaft
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 27-84-45-941-057-A
Subtask 27-84-45-020-061-A
[Rev.10 from 2021]
2026.04.01 07:08:01 UTC
Removal of the Torque Shaft
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.
1. Reason for the JobSelf 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 | SAFETY BARRIER(S) |
| No specific | AR | SAFETY CLIP - CIRCUIT BREAKER |
| No specific | AR | WARNING NOTICE(S) |
| 98D27504030001 | 1 | LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT |
| 98D27803000000 | 1 | LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| FOR [6034CM] (SLAT XMSN TORQUE SHAFT) | |
| 522FB, 522HB, 522JB, 522KB | |
| FOR [6084CM] (SLAT XMSN TORQUE SHAFT) | |
| 622FB, 622HB, 622JB, 622KB | |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 27-50-00-400-003-A | Installation of the Lock-Torque Shaft - Flaps and Slats (98D27504030001) |
| TASK 27-80-00-866-005-A | Retracting the Slats on the Ground |
Subtask 27-84-45-941-057-A
A. Safety Precautions
(1) Put the SAFETY BARRIER(S) in position.
(2) Put a WARNING NOTICE(S) in position to tell persons not to operate the slat controls.
Subtask 27-84-45-860-074-A (1) Put the SAFETY BARRIER(S) in position.
(2) Put a WARNING NOTICE(S) in position to tell persons not to operate the slat controls.
B. Aircraft Maintenance Configuration
(1) Retract the slats fully (Ref. AMM TASK 27-80-00-866-005).
(2) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is on the flap/slat control lever on panel 114VU.
Subtask 27-84-45-865-057-A (1) Retract the slats fully (Ref. AMM TASK 27-80-00-866-005).
(2) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is on the flap/slat control lever on panel 114VU.
C. Open, safety and tag this(these) circuit breaker(s):
Subtask 27-84-45-010-059-A | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 | 5CV | B06 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 | 5CV | B01 |
| ** ON A/C ALL | |||
| 121VU | FLIGHT CONTROLS/SLT/CTL/SYS2 | 7CV | R21 |
D. Get Access
(1) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position below the applicable access panel:
(2) Remove the applicable access panels:
(a) FOR [6034CM] (SLAT XMSN TORQUE SHAFT)
remove 522FB 522HB 522JB 522KB
(b) FOR [6084CM] (SLAT XMSN TORQUE SHAFT)
remove 622FB 622HB 622JB 622KB.
4. Procedure(1) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position below the applicable access panel:
(2) Remove the applicable access panels:
(a) FOR [6034CM] (SLAT XMSN TORQUE SHAFT)
remove 522FB 522HB 522JB 522KB
(b) FOR [6084CM] (SLAT XMSN TORQUE SHAFT)
remove 622FB 622HB 622JB 622KB.
Subtask 27-84-45-020-061-A
A. Removal of the Torque Shafts 6034CM(6084CM)
(1) Install a 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT (Ref. AMM TASK 27-50-00-400-003):
(3) Remove the nuts (32), the bolts (31) and then the shaft (30).
(4) Remove the universal joint (28).
(5) Remove the retaining ring (34), the pin (33) and the universal joint (35).
(1) Install a 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT (Ref. AMM TASK 27-50-00-400-003):
- on the torque shaft, inboard of the applicable components
- on the torque shaft, outboard of the applicable components.
(3) Remove the nuts (32), the bolts (31) and then the shaft (30).
(4) Remove the universal joint (28).
(5) Remove the retaining ring (34), the pin (33) and the universal joint (35).
Torque shafts - Slat Power Transmission