(c)
Make sure the ailerons align with the trailing edge flaps.
E.
Put the Airplane Back to its Usual Condition
S 094-015
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 864-016
(2)
Do this task: "Hydraulic System Depressurization"
(Ref 29-11-00/201).
(3)
Install the ceiling access panels.
S 414-017
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27-11-04
ALL ú ú 04 Page 409 ú Feb 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
AILERON CONTROL LOAD LIMITER - REMOVAL/INSTALLATION
___________________________________________________
1. General_______
A. There are two tasks in this procedure. There is one task for the removal and one task for the installation of the aileron control load limiter. The procedure has these parts:
(1)
The removal of the load limiter
(2)
The installation of the load limiter
(3)
The adjustment of the load limiter
(4)
A test of the load limiter.
B.
The load limiter is at the bottom of the first officer's control column. The load limiter has a bus drum, an aileron control drum, a shaft with integral cam, and a roller and torsion spring mechanism with a load.
TASK 27-11-05-004-029
2. Aileron Control Load Limiter Removal____________________________________
A. Special Tools and Equipment
(1)
G12001-50 Rig Pin Kit
(2)
MIT65B04001-41 Control Wheel Straightedge
B.
References
(1)
AMM 24-22-00/201, Manual Control
(2)
AMM 29-11-00/201, Main Hydraulic Supply System
(3)
AMM 32-00-30/201, Landing Gear Door Locks
(4)
IPC 27-11-05 Fig. 3
(5)
SSM 27-11-01
(6)
WDM 27-11-11
C.
Access
(1)
Location Zone
222 Control Cabin Floor, RH
(2)
Access Panel
212 Passenger Cabin, RH (Second and third center ceiling panels from forward end)
D. Prepare for Removal
S 494-002
(1) Make sure the ground locks are installed on the landing gear.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 494-003
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 AND DAMAGE TO EQUIPMENT.
(2)
Do this task: "Installation of the Door Locks on the Wing Landing Gear" (AMM 32-00-30/201).
S 864-004
(3)
Do this task: "Supply Electrical Power" (AMM 24-22-00/201).
S 864-005
(4)
Do this task to pressurize hydraulic systems No. 1 and 4 or 2 and 3: "Hydraulic System Pressuriztion" (AMM 29-11-00/201).
S 984-006
(5)
Manually move the captain's and first officer's control wheels to the neutral position (Fig. 402).
S 484-007
(6)
Install rig pin A/S-2 (Fig. 401 and 402).
NOTE: Rig pin A/S-2 must stay in its hole to keep the trim system
____ at the center for the subsequent adjustment.
(a) Make sure rig pin A/S-2 moves freely in its hole.
1) If it is necessary, use the trim system switches and move the control wheel until you can easily install rig pin A/S-2.
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