(2)
Make sure that the warning notice(s) are in the cockpit to tell persons not to operate the slats.
Subtask 27-84-66-860-051
B. Aircraft Maintenance Configuration
(1)
Make sure that the adjustable access platform is in position below the applicable zone 510(610).
(2)
Make sure that the applicable access panel has been removed (Ref. TASK 57-41-37-000-006):
-
for the left wing, remove 522NB
-
for the right wing, remove 622NB.
(3)
Make sure that the slats are fully extended (Ref. TASK 27-80-00-866-004).
(4)
Make sure that the LOCKING TOOL - FLAP/SLAT CONTROL LEVER is on the flap/slat control lever on panel 114VU.
(5)
Make sure that the safety collar is removed from the circuit breakers 9CV and 11CV.
(6)
Make sure that the applicable torque shaft has been removed (Ref. TASK 27-84-45-000-004).
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(7) Make sure that the slat closing plate has been removed (Ref. TASK 27-84-69-000-001).
Subtask 27-84-66-865-053
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------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
4. Procedure
_________ (Ref. Fig. 401/TASK 27-84-66-991-002, 402/TASK 27-84-66-991-003, 403/TASK 27-84-66-991-001, 404/TASK 27-84-66-991-004) Subtask 27-84-66-560-050
A. Preparation of a Replacement Component
(1) Install the SLING-SLATS (98D27804009001) (Ref. TASK 27-80-00-400-001).
Subtask 27-84-66-420-051
B. Preparation for Installation
(1)
Clean the component interface and/or the adjacent area with a MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-026).
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(4)
If applicable, remove and discard the lockwire from the stop-bolt.
(5)
Remove the stop-bolt (63) and the washers (64) and (65), from the hold-down bracket (66). Keep the washers (64) and (65).
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Slat Rigging - Detail. Figure 404/TASK 27-84-66-991-004
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(6) Install the stop-bolt (63) in the hold down bracket (66). Tighten the
stop-bolt (63) with your hand.
(7) Remove the nuts (19) and (42) and the locking plates (18) and (41). Subtask 27-84-66-420-052
C. Installation of the No. 4 Slat
(1)
Lift the slat into position.
(2)
At the Nos. 9 and 10 slat tracks:
(a)
Install the bush (29) in the slat.
(b)
Attach the slat to the slat tracks and the slat tracks links with:
-
the bolts (20), (30), (39) and (40)
-
the washers (23), (26), (46) and (48)
-
the nuts (24), (27), (47) and (49).
NOTE : If necessary, turn the eccentric bushes (22) and (44) as
____ necessary to install the bolts (20), (30), (39) and (40).
(c) TORQUE the nuts (24), (27), (47), (49), (53) and (54) to between
1.95 and 2.2 m.daN (14.38 and 16.22 lbf.ft).
(d)
Safety the nuts (24), (27), (47), (49), (53) and (54) with the new cotter pins (25).
(e)
Do not torque or safety the nuts (31) and (45).
(3)
Remove the SLING-SLATS (Ref. TASK 27-80-00-000-001).
(4)
Adjust the upper trailing-edge of the slat to its maximum height, related to the fixed leading-edge.
(5)
To adjust the height, turn the eccentric bushes (22) and (44) at the No. 9 and 10 slat tracks.
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