(2)
Put a warning notice on panel 114VU to tell persons not to operate the flap/slat control lever.
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Subtask 27-51-00-860-075
B. Aircraft Maintenance Configuration
(1)
Make sure that:
-the fuel quantities in the wing tanks are symmetrical or that both wing tanks are empty
-two engines are installed
or
-no engines are installed.
(2)
Make sure that the aircraft weight is on the landing gear (weight on wheels).
Subtask 27-51-00-865-103
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 6CV B07 121VU FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 8CV Q21
Subtask 27-51-00-010-064
D. Get Access
(Ref. Fig. 529/TASK 27-51-00-991-079)
(1)
Put the access platform below the applicable inboard or outboard flap.
(2)
Remove the access panels for the applicable wing:
(a) For the LH wing, remove:
-573AB, 573CB (Ref. TASK 57-51-37-000-002)
-575AB (Ref. TASK 57-51-37-000-004).
(b) For the RH wing, remove:
-673AB, 673CB (Ref. TASK 57-51-37-000-002)
-675AB (Ref. TASK 57-51-37-000-004).
(3)
For the inboard flap:
-lower the flap track No. 2 movable fairing (Ref. TASK 57-55-11-010-001).
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Flap Rigging - General
Figure 529/TASK 27-51-00-991-079
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(4)
For the outboard flap:
-lower the flap track No. 3 and the flap track No. 4 movable fairings (Ref. TASK 57-55-11-010-002).
(5)
Remove the flap kink seals (Ref. TASK 27-54-61-000-002).
(6)
Disconnect the interconnecting strut from the outboard flap (Ref. TASK 27-54-62-000-002).
Subtask 27-51-00-020-054
E. Remove the Z Coupling
(Ref. Fig. 530/TASK 27-51-00-991-080)
(1)
Manually extend the flaps to position 1 (Ref. TASK 27-50-00-866-011).
(2)
Remove and discard the cotter pin (7).
(3)
Remove the nut (8), the washer (9) and the spacer(s) (10), (11) or (12).
(4)
Remove and discard the cotter pin (2).
(5)
Remove the nut (3) and the washer (4).
(6)
Manually retract the flaps to the 0 position (Ref. TASK 27-50-00-866-012).
(7)
Remove the bolt (13).
(8)
Remove the lever (5) and, if installed, any remaining spacer(s) (10),
(11) or (12).
(9)
Temporarily install the spacer(s) (10), (11), (12) the washer (9) and the nut (8) on the lever (5).
(10)
Temporarily install the lever (5) on the attachment bracket (1) with the bolt (13), the washer (4) and the nut (3). Turn the lever (5) forward as far as possible and hold it in this position with adhesive tape.
(11)
Turn the lever (6) forward as far as possible and hold it in this position with adhesive tape.
(12)
Manually extend the flap to the fully extended position (Ref. TASK 27-50-00-866-011).
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Z Coupling - Location and Detail
Figure 530/TASK 27-51-00-991-080
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