-
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
__________________
 Refer to the MPD TASK: 281142-01
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
 No specific warning notice
 No specific access platform 3 m (9 ft. 10 in.)
 98D57004013000 1 HOOK-COVER (RIB 2 SURGE DOORS)
 98D57004014000 1 HOOK-COVER (RIB2-SURGE DOORS)

 1EFF : ALL 1 28-11-00Page 601 1 1 Feb 01/04 1 1 1CES 1 B. Referenced Information

 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-11-28-650-003  Pressure Refuel with Automatic Control
 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)
 57-27-11-400-001  Installation of the Access Panel (540AB, 540BB,
 540CB, 540DB, 540EB, 540FB, 540GB, 640AB, 640BB,
 640CB, 640DB, 640EB, 640FB, 640GB)
 28-11-00-991-007  Fig. 601
 3. Job Set-up__________
 Subtask 28-11-00-941-086
 A. Safety Precautions

 WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
 (1)
 Obey the safety procedures when you do work in a fuel tank (Ref. TASK 28-10-00-910-001)

 (2)
 Put a warning notice in the cockpit to tell persons not to operate the flight controls.

 (3) Put the safety barriers in position. Subtask 28-11-00-650-107
 B. Fuel Configuration
 (1)
 Defuel the aircraft (Ref. TASK 28-25-00-650-001).

 (2)
 Drain the fuel that remains, from the aircraft (Ref. TASK 28-25-00-650-003).

 1EFF : ALL 1 28-11-00Page 602 1 1 Feb 01/04R 1 1 1CES 1

 Subtask 28-11-00-010-050
 C. Get Access
 (1)
 Put the access platform in position:

 -
for the left wing, below zone 540

 -
for the right wing, below zone 640.

 (2)
 Remove the applicable access panel (Ref. TASK 28-10-00-910-002) (Ref. TASK 57-27-11-000-001):

 - on the left wing 540AB
 - on the right wing 640AB.

 (3)
 Install the HOOK-COVER (RIB 2 SURGE DOORS) (98D57004013000) on the applicable forward surge door:

 - on the left wing 540AZ
 - on the right wing 640AZ.

 (4)
 Install the HOOK-COVER (RIB2-SURGE DOORS) (98D57004014000) on the applicable aft surge door:

 - on the left wing 540BZ
 - on the right wing 640BZ.

 4. Procedure
_________ (Ref. Fig. 601/TASK 28-11-00-991-007) Subtask 28-11-00-210-050 R A. Check for Full and Free Movement of Clack Valves
 (1) Make sure that the clack valves at RIB2 operate freely and through their full movement.
 1EFF : ALL 1 28-11-00Page 603 1 1 Feb 01/04 1 1 1CES 1

 Clack Valves - Location and Detail
 Figure 601/TASK 28-11-00-991-007
 1EFF :  ALL  1  28-11-00 Page 604 
1  1  Feb 01/98
 1  1
 1CES  1

 5. Close-up
________ Subtask 28-11-00-410-072
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Remove the HOOK-COVER (RIB2-SURGE DOORS) from the applicable aft access door 540BZ, 640BZ.

 (3)
 Carefully close the fuel surge doors 540BZ (640BZ).

 (4)
 Remove the HOOK-COVER (RIB 2 SURGE DOORS) from the applicable forward access door 540AZ, 640AZ.

 (5)
 Carefully close the fuel surge doors 540AZ (640AZ).
　
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