Removal of the Torque Shaft

TASK 27-84-45-000-009-A
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.

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: 6022CM
FIN: 6072CM

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 5M (16 FT)- ADJUSTABLE
No specific	AR	SAFETY BARRIER(S)
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
FOR [6022CM] (SLAT XMSN TORQUE SHAFT)
521AT
FOR [6072CM] (SLAT XMSN TORQUE SHAFT)
621AT

C. Referenced Information

REFERENCE	DESIGNATION
TASK 27-80-00-866-004-A	Extending the Slats on the Ground
TASK 27-84-44-000-003-A	Removal of the Steady Bearing
Torque shafts - Slat Power Transmission
Torque Shafts - Slat Power Transmission

3. Job Set-up
Subtask 27-84-45-941-076-A

A. Safety Precautions
(1) Put the SAFETY BARRIER(S) in position.
(2) Put the WARNING NOTICE(S) in position to tell persons not to operate the slat controls.

Subtask 27-84-45-865-101-A

B. 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 27-84-45-860-050-A

C. Aircraft Maintenance Configuration
(1) Extend the slats fully (Ref. AMM TASK 27-80-00-866-004).
(2) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is on the slat/flap control lever.
(3) Remove the applicable steady bearing (43) (Ref. AMM TASK 27-84-44-000-003):
(a) FOR [6022CM] (SLAT XMSN TORQUE SHAFT)
remove the steady bearing FIN 6021CM
(b) FOR [6072CM] (SLAT XMSN TORQUE SHAFT)
remove the steady bearing FIN 6071CM.

Subtask 27-84-45-010-056-A

D. Get Access
(1) Put an ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position below the applicable access panel 521AT (621AT).
(2) Remove the applicable access panel:
(a) FOR [6022CM] (SLAT XMSN TORQUE SHAFT)
remove 521AT
(b) FOR [6072CM] (SLAT XMSN TORQUE SHAFT)
remove 621AT.

4. Procedure
Subtask 27-84-45-020-058-A

A. Removal of the Torque Shafts 6022CM(6072CM)
(1) Remove the nuts (40), the bolts (41) and the shaft (42).

[Rev.10 from 2021] 2026.03.31 23:57:19 UTC