-
THE FLIGHT CONTROLS

 -
THE FLIGHT CONTROL SURFACES

 -
THE LANDING GEAR AND THE RELATED DOORS

 -COMPONENTS THAT MOVE.
 WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
 GEAR.

 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
 No specific warning notices
 No specific adjustable access platform 4.0 m (13 ft. 1 in.)
 98D27803500001 1 TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-10-00-910-001 Safety Procedures When You Do Work in a Fuel Tank 28-10-00-910-002 Access to the Fuel Tanks and the Work Areas 28-25-00-650-001 Pressure Defuel 28-25-00-650-003 To Drain Remaining Fuel from the Wing Tanks and the
 Center Tank
 57-27-11-000-001  Removal of the Access Panel (540AB, 540BB, 540CB, 540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB)
 57-27-11-000-005  Removal of the Access Panel 521AZ(621AZ),
 521BZ(621BZ), 521CZ(621CZ)

 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
57-27-11-991-008 Fig. 406
 3. Job Set-up
__________
 Subtask 57-27-11-941-060

 A. Safety Precautions WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
R (1) You must obey the fuel safety procedures when you do work in a fuel R tank, (Ref. TASK 28-10-00-910-001) and (Ref. TASK 28-10-00-910-002).
 (2)
 Put the safety barriers in position.

 (3)
 Install the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) on the flap/slat control lever.

 (4)
 Put warning notices in the cockpit to tell persons not to operate the flaps or slats.

 Subtask 57-27-11-650-069
 B. Fuel Configuration
 (1)
 Defuel the aircraft (Ref. TASK 28-25-00-650-001).

 (2)
 Drain the remaining fuel from the applicable fuel tank(s) (Ref. TASK 28-25-00-650-003).

 Subtask 57-27-11-010-058
 C. Get Access
 (1)
 Put the adjustable access platform in position:

 -
for the LH hand dry bay, below zone 540

 -
for the RH hand dry bay, below zone 640.

 (2)
 Remove the access panel 540BB(640BB) (Ref. TASK 57-27-11-000-001) and (Ref. TASK 28-10-00-910-002).

 (3)
 Remove the access panels 521AZ(621AZ), 521BZ(621BZ) and 521CZ(621CZ) (Ref. TASK 57-27-11-000-005).

 4. Procedure
_________

 (Ref. Fig. 406/TASK 57-27-11-991-008) Subtask 57-27-11-020-056
 A. Removal of the Closing Panels NOTE : There are two different types of closing panel. Some aircraft will
____ have pre modification 26839 (composite) closing panels. Some aircraft will have post modification 26839 (solid alloy) closing panels.
 (1)
 On aircraft with pre modification 26839 (composite) closing panels:

 (a)
 Remove the bolts (4) and the washers (3) from the closing panel

 (2) in a diagonally opposite sequence.

 (b)
 Remove the closing panel (2).

 (c)
 Identify the closing panel (2) with a label.

 (2)
 On aircraft with post modification 26839 (solid alloy) closing panels:

 (a)
 Remove the bolts (4) from the closing panel (2) in a diagonally opposite sequence.

 (b)
 Remove the closing panel (2).

 1EFF : ALL 1 57-27-11Page 473 1 1 Feb 01/05R 1 1 1CES 1

 Closing Panels 540CZ(640CZ)/540DZ(640DZ) Figure 406/TASK 57-27-11-991-008
 1EFF : 1 1R 1CES  ALL  1 11 1 57-27-11 Page 474 Feb 01/05

 TASK 57-27-11-400-007
 Installation of the Closing Panel 540CZ(640CZ), 540DZ(640DZ)
 WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
　
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