Removal of the Torque Shafts

TASK 27-84-45-000-007-A
Removal of the Torque Shafts

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.

FIN: 6016CM
FIN: 6020CM
FIN: 6026CM
FIN: 6030CM
FIN: 6066CM
FIN: 6070CM
FIN: 6076CM
FIN: 6080CM

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	AR	SAFETY BARRIER(S)
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)
98D27504030001	2	LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT
98D27803500001	1	LOCKING TOOL ZERO POS
98D27803500002	1	LOCKING TOOL ZERO POS

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
FOR [6016CM] (SLAT XMSN TORQUE SHAFT)
521EB
FOR [6020CM] (SLAT XMSN TORQUE SHAFT)
521EB
FOR [6026CM] (SLAT XMSN TORQUE SHAFT)
522AB
FOR [6030CM] (SLAT XMSN TORQUE SHAFT)
522CB
FOR [6066CM] (SLAT XMSN TORQUE SHAFT)
621EB
FOR [6070CM] (SLAT XMSN TORQUE SHAFT)
621EB
FOR [6076CM] (SLAT XMSN TORQUE SHAFT)
622AB
FOR [6080CM] (SLAT XMSN TORQUE SHAFT)
622CB

C. Referenced Information

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
Torque shafts - Slat Power Transmission
Torque Shafts - Slat Power Transmission
FOR [6080CM] (SLAT XMSN TORQUE SHAFT)
TASK 57-41-37-000-004-A	Removal of the Pressure Relief Panels

3. Job Set-up
Subtask 27-84-45-941-055-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 27-84-45-860-070-A

B. Aircraft Maintenance Configuration
(1) Retract the slats fully (Ref. AMM TASK 27-80-00-866-005).
(2) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS or 98D27803500002 LOCKING TOOL ZERO POS is on the flap/slat control lever on panel 114VU.

Subtask 27-84-45-865-055-A

C. Open, safety and tag this(these) circuit breaker(s):

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

Subtask 27-84-45-010-055-A

D. Get Access
(1) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the applicable access panel.
(2) Remove the applicable access panel:
(a) FOR [6016CM] (SLAT XMSN TORQUE SHAFT)
remove 521EB
(b) FOR [6020CM] (SLAT XMSN TORQUE SHAFT)
remove 521EB
(c) FOR [6026CM] (SLAT XMSN TORQUE SHAFT)
remove 522AB
(d) FOR [6030CM] (SLAT XMSN TORQUE SHAFT)
remove 522CB
(e) FOR [6066CM] (SLAT XMSN TORQUE SHAFT)
remove 621EB
(f) FOR [6070CM] (SLAT XMSN TORQUE SHAFT)
remove 621EB
(g) FOR [6076CM] (SLAT XMSN TORQUE SHAFT)
remove 622AB
(h) FOR [6080CM] (SLAT XMSN TORQUE SHAFT)
remove 622CB
(Ref. AMM TASK 57-41-37-000-004).

4. Procedure
Subtask 27-84-45-020-056-A

A. Removal of the Torque Shafts
(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 component
on the torque shaft, outboard of the applicable component.

(2) Remove the nuts (10), the bolts (11) and then the shaft (9).
(3) Remove the universal joint (8).

[Rev.10 from 2021] 2026.04.01 07:07:50 UTC