A. Safety Precautions
R (1) Put the safety barriers in position.
R
R (2) Fully retract the slats (Ref. TASK 27-80-00-866-005).
R (3) Install the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001)

R on the flap/slat control lever on panel 114VU.

 Slat-to-Slat Interface - Location
 Figure 401/TASK 27-84-65-991-001
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R (4) Put a warning notice in the cockpit to tell persons not to operate the slat controls. Subtask 27-84-65-860-054
R B. Aircraft Maintenance Configuration R (1) Energize the ground service network R (Ref. TASK 24-42-00-861-001).
R (2) On the MCDU:
R (a) Get access to the SYSTEM REPORT/TEST F/CTL page (Ref. TASK 31-32-R 00-860-006). R -------------------------------------------------------------------------------
R ACTION RESULT R -------------------------------------------------------------------------------
R 1. On MCDU: R - push the line key for <SFCC1 R R 2. Push the NEXT PAGE button
R R 3. Push the line key (2L) SYSTEM R DATA SLT>
R R 4. Push the line key (1L) <PPU R 5. Write down the APPU and the FPPU
R angles (deg) shown on the display R or push (in) the line key PRINT > R to get a print out of the screen.
On the MCDU:
-
the MCDU shows the SFCC1 menu page 1.

-
the MCDU shows the SFCC1 menu page 2.

-
the MCDU shows the slat SYSTEM DATA submenu.

-
the MCDU shows the PPU DATA page(s).

R (3) De-energize the ground service network R (Ref. TASK 24-42-00-862-001).
R (4) Remove the safety collar from the circuit breakers 9CV and 11CV. R

 Subtask 27-84-65-865-050
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 121VU FLIGHT CONTROLS/WTB/SLT/SYS2 11CV P19 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21 122VU FLIGHT CONTROLS/WTB/SLT/SYS1 9CV S06
 Subtask 27-84-65-010-051
 D. Get Access
 (1)
 Put the adjustable access platform in position below the zone 510(610).

 (2)
 Remove the applicable access panel (Ref. TASK 57-41-37-000-006):

 -
for the left wing, remove 522NB

 -
for the right wing, remove 622NB.

 (3)
 Remove the applicable telescopic duct (Ref. TASK 30-11-41-000-001).

 (4)
 Remove the applicable torque shaft (Ref. TASK 27-84-45-000-004):

 -
for the left wing remove FIN 6010CM

 -
for the right wing remove FIN 6060CM.

 (5)
 Install the ADAPTOR-DRIVE, SLAT (AND FLAP) (98D27804001000) and a pneumatic wrench on the applicable bevel gearbox:

 -
for the left wing, use FIN 6010CM

 -
for the right wing, use FIN 6060CM.
 This will let you operate the slats manually.

 (6)
 Remove the LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft FIN 6010CM (6060CM) (Ref. TASK 27-50-00-000-003).

 (7)
 Manually extend the slats to the fully extended position.

 (8)
 Install the LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft FIN 6010CM (6060CM) (Ref. TASK 27-50-00-400-003).

 (9)
 Remove the slat closing plate (Ref. TASK 27-84-69-000-001).

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 Subtask 27-84-65-480-051
 E. Installation of Support Equipment
 (1) Install the SLING-SLATS (Ref. TASK 27-80-00-400-001).
 4. Procedure
_________ (Ref. Fig. 401/TASK 27-84-65-991-001, 402/TASK 27-84-65-991-002, 403/TASK 27-84-65-991-003) Subtask 27-84-65-020-051
 A. Removal of the No. 3 Slat
 (1)
 Lift the SLING-SLATS sufficiently, until it has the weight of the slat.

 (2)
 At the interface of the Nos. 2 and 3 slats and the Nos. 3 and 4 slats:

 (a)
 Remove the nut (6), the bolt (9) and the washer (8) then move the bonding strap (7) away from the bonding tag.

 (b)
 Remove the screws (1) and the stops (3).

 (c)
 Remove the weather seal (2).

 (3)
 At the interface of the Nos. 3 and 4 slats only:
　
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