Restoration of the Aircraft for Flight After Damage to Rubber Seal Under Slats

TASK 57-40-00-440-001-A
Restoration of the Aircraft for Flight After Damage to Rubber Seal Under Slats

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.

1. Reason for the Job
CDL 27-07
Rubber Seal under Slat
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	SAFETY BARRIER(S)
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)

B. Referenced Information

REFERENCE	DESIGNATION
TASK 27-80-00-866-004-A	Extending the Slats on the Ground
TASK 27-80-00-866-005-A	Retracting the Slats on the Ground
TASK 27-84-00-710-001-A	Operational Test of the Slat System
CMM 574221	(for corrective action)
CMM 574321	(for corrective action)
CMM 574421	(for corrective action)
CMM 574521	(for corrective action)
CMM 574621	(for corrective action)

3. Job Set-up
Subtask 57-40-00-941-051-A

A. Safety Precautions
(1) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
(2) Put a WARNING NOTICE(S) in the cockpit to tell persons not to operate the slat controls.

Subtask 57-40-00-010-051-A

B. Get Access
(1) Fully extend the slats (Ref. AMM TASK 27-80-00-866-004).
(2) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is installed on the flap/slat control lever on panel 114VU.
(3) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the applicable zone 510(610).

Subtask 57-40-00-865-052-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

4. Procedure
Subtask 57-40-00-440-050-A

A. Restoration of the Aircraft for Flight After Damage to Rubber Seal Under Slat
(1) Remove and replace the damaged rubber seal:

for the slat No.1, refer to the Component Maintenance Manual CMM 574221
for the slat No.2, refer to the Component Maintenance Manual CMM 574321
for the slat No.3, refer to the Component Maintenance Manual CMM 574421
for the slat No.4, refer to the Component Maintenance Manual CMM 574521
for the slat No.5, refer to the Component Maintenance Manual CMM 574621.

5. Close-up
Subtask 57-40-00-865-053-A

A. Remove the safety clip(s) and the tag(s) and close 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 57-40-00-410-051-A

B. Close Access
(1) Remove the access platform(s).
(2) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the slat/flap control lever on panel 114VU.
(3) Fully retract the slats (Ref. AMM TASK 27-80-00-866-005).

Subtask 57-40-00-710-051-A

C. Test
(1) Do an operational test of the slat system (Ref. AMM TASK 27-84-00-710-001).

Subtask 57-40-00-942-051-A

D. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the WARNING NOTICE(S).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.02 06:30:56 UTC