Inboard Aileron Quadrant Installation
Figure 401 (Sheet 1)

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A
747-400 MAINTENANCE MANUAL
RIG PIN A/S-8,
A/S-9 (RIGHT WING)
CABLE AB (LEFT WING) OR AA (RIGHT WING)
QUADRANT CONTROLMOUNTING BOLT QUADRANT
CABLE AA (LEFT WING)
OR AB (RIGHT WING)

MOUNTING BRACKET
INPUT CONTROL ROD
INBOARD AILERON
POWER CONTROL
PACKAGE

INBOARD AILERON
WING STRUCTURE FIRST OFFICER'S
B
CONTROL WHEEL
CAPTAIN'S
STRAIGHTEDGE

CONTROL WHEEL
CONTROL WHEEL'S NEUTRAL POSITION
Inboard Aileron Quadrant InstallationFigure 401 (Sheet 2)
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747-400 MAINTENANCE MANUAL
 D. Prepare for Removal
 S 864-002
 (1)  Do this task: "Hydraulic System Depressurization"
 (Ref 29-11-00/201).

 NOTE: No. 1 or 3 hydraulic systems supply the left control package.
____ No. 2 or 4 hydraulic systems supply the right control package.
 S 494-003
 (2)  Make sure ground locks are installed on the landing gear.
 S 494-004
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO INSTALL
_______ THE DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (3)  
Do this task: "Installation of the Door Locks on the Wing Landing Gear" (Ref 32-00-30/201).

 S 014-005

 (4)  
Open panels 573AB, 573BB and 573CB for the left inboard aileron and 673AB, 673BB and 673CB for the right inboard aileron (Ref 06-09-08/201).

 E.
Remove the Inboard Aileron Quadrant

 S 024-006
 (1)  
Remove the inboard aileron quadrant (Fig. 401):

 (a)  
Disconnect cables AA or AB at the turnbuckles.

 (b)  
Remove the cotter pins to remove the cables from the quadrant.

 (c)  
Disconnect the input control rod from the quadrant.

 (d)  
Remove the quadrant shaft bolt from the bracket.

 (e)  
Remove the quadrant from the bracket.

 TASK 27-11-11-404-007
 3. Inboard Aileron Quadrant Installation
_____________________________________
 A. Special Tools and Equipment
 (1)  G12001-50 Rig Pin Kit
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 B.
C.
D.
A
747-400 MAINTENANCE MANUAL
 (2)  
MIT65B04001-41 Control Wheel Straightedge

 (3)
ME65B04001 Inboard Aileron Rigging StraightedgeReferences

 (1)  
06-09-08/201, Wing Access Doors and Panels

 (2)  
24-22-00/201, Manual Control

 (3)  
29-11-00/201, Main Hydraulic Supply System

 (4)  
32-00-30/201, Landing Gear Door Locks

 (5)
IPC 27-11-11, Fig. 2Access

 (1)  
Location Zone 579 Inboard Aileron, LH 679 Inboard Aileron, RH

 (2)  
Access Panel 573AB Inboard Aileron Actuator, LH 573BB Inboard Aileron Actuator, LH 573CB Hydraulic, LH 673AB Inboard Aileron Actuator, RH 673BB Inboard Aileron Actuator, RH 673CB Hydraulic, RH

Install the Inboard Aileron Quadrant
 S 424-008
 (1)  
Install the inboard aileron quadrant (Fig. 401):

 (a)  
Install the quadrant to the bracket with the nut, bolt, spacer and washer.
　
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