27-11-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
S 865-110
(4)
Supply system No. 1 hydraulic power. Remove system No. 3 hydraulic power (Ref 29-11-00/201)
(a)
Slowly turn the control wheel clockwise to the stop and then counterclockwise to the stop. 1) Make sure the left outboard aileron and the left inboard
aileron operate through full travel.
I. Put the Airplane Back to its Usual Condition
S 095-112
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
_______ DOOR LOCKS FROM THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT REMOVE THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(1)
Do this task: "Removal of the Door Locks from the Wing Landing Gear" (Ref 32-00-30/201).
S 865-113
(2)
Do this task: "Remove Hydraulic Power" (Ref 29-11-00/201).
S 085-114
(3)
Remove the protractor and the adapter from the control columns.
S 865-115
(4)
Do this task: "Remove Electrical Power" (Ref 24-22-00/201).
TASK 27-11-00-835-116
7. Aileron and Aileron Trim Control System Rigging Instructions____________________________________________________________ (Wheel Well Equipment)_______________________
A. General
(1)
This procedure contains two tasks. The first task is the adjustment of the control linkages when you cannot install the specified rig pins at the same time. These rig pins are A/S-2, A/S-4, A/S-5, A/S-3, A/S-6, and A/S-7. The second task is the adjustment of the wing cables AA and AB for the installation of the rig pins. This adjustment is necessary when you cannot easily install the rig pin. It is also necessary when the cable tension is out of tolerance or an installation of a new cable.
B.
Special Tools and Equipment
(1)
G12001-50 Rig Pin Kit
(2)
Phase Synchronous Voltmeter - Model 101A, Electronic Aviation Systems, Inc., P.O. Box 1388, Raccoon Point Road, Eastsound, Wa. 98245 USA
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27-11-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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747-400
MAINTENANCE MANUAL
C. References
(1)
06-09-08/201, Wing Access Doors and Panels
(2)
22-10-00/528, Ground Test - Transducer Outputs
(3)
29-11-00/201, Pressurize Main Hydraulic System
(4)
32-00-30/201, Landing Gear Door Locks
(5)
IPC 27-11-00 Fig. 1 and 5
(6)
SSM 27-11-01
(7)
WDM 27-11-11, 27-11-21
D.
Access
(1)
Location Zone
221 Control Cabin Floor, LH
222 Control Cabin Floor, RH
579 Inboard Aileron, LH
592 Outboard Aileron, LH
679 Inboard Aileron, RH
692 Outboard Aileron, RH
(2)
Access Panel 211 Passenger Cabin, LH (Second and third center ceiling panels from the forward end) 212 Passenger Cabin, RH (Second and third center ceiling
panels from the forward end) 573AB Inboard Aileron Actuator, LH 573BB Inboard Aileron Actuator, LH 673AB Inboard Aileron Actuator, RH 673BB Inboard Aileron Actuator, RH
E. Prepare for Adjustment
S 495-117
(1) Make sure the ground locks are installed on the landing gear.
S 495-118
WARNING: CAREFULLY DO THE SPECIFIED TASK 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 AND DAMAGE TO EQUIPMENT.
(2)
Install the door locks on the doors for the main landing gear (Ref 32-00-30/201).
F.
Adjust the Control Linkages To Install Rig Pins At The Same Time
(1)
Do this task: "Remove Hydraulic Power" (Ref 29-11-00/201).
S 035-173
(2)
Disconnect these rods at the locations given:
(a)
The control rods between the input quadrants and the central lateral control packages (CLCPs).
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