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ALL ú ú 14 Page 541 ú Oct 10/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
S 865-101
WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE DOOR
_______ OPERATION PATHS. DO NOT MOVE THE DOORS TOO QUICKLY. IT CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(5) Operate the release handle to close the wheel well doors for the wing and body landing gears.
NOTE: Both the left and right wheel well doors must be closed for
____
accurate misfair measurements.
S 865-102
(6)
Remove the pressure from hydraulic systems No. 1 and 4 (AMM 29-11-00/201).
S 225-103
(7)
Do a check of the adjustment of the fairing as shown on Views A-A and B-B, Fig. 507.
(a)
Make sure that you get the clearance between the door fairing and the edge of the outboard wheel well door (View A-A, Fig. 507).
(b)
If you cannot correctly adjust the (previously installed) fairing on the inboard door, readjust the door or replace the fairing (AMM 32-12-05/401).
NOTE: After the initial installation of the fairing to the
____ inboard door, the position of the fairing and the fairing bolts are set . The lateral misfairs can no longer be adjusted.
S 865-104
WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE DOOR
_______ OPERATION PATHS. DO NOT MOVE THE DOORS TOO QUICKLY. IT CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(8)
Operate the release handle to open the wheel well doors for the wing and body landing gears.
S 865-106
(9)
Pressurize the hydraulic system No. 4 (AMM 29-11-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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ALL ú ú 14 Page 542 ú Oct 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
S 865-107
WARNING:_______ MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE GEAR
OPERATION PATHS. DO NOT MOVE THE GEAR TOO QUICKLY. IT CAN
CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(10)
Move the control handle of the landing gear to the DOWN position to extend the wing landing gear.
S 495-108
(11)
Install the ground lockpins of the wing landing gear (AMM 09-11-00/201).
S 865-109
(12)
Remove the pressure from hydraulic system No. 4 (AMM 29-11-00/201).
S 835-110
(13)
Continue the adjustment of the door fairing of the shock strut for the wing landing gear:
(a)
Install the bolts (3, Fig./507) in the three center holes in the fairing: 1) Drill three 0.250 inch (+0.0015 to -0.000 inch) diameter
holes through the clips on the fairing and the edge stiffener on the inboard door. 2) Install the bolts (3), the washers and the nuts and tighten the nuts.
(b)
Install the bolts (2) in the two end holes:
1) Drill two 0.250 inch (+0.015 to -0.000 inch) diameter holes through the clips on the fairing and the edge stiffener on the inboard door.
2) Install the bolts (2), bonding jumpers, washers and nuts and tighten the nuts.
(c) Install two rivets (4) in the fairing and the inboard door of the shock strut: 1) Drill two holes for the 3/16-inch diameter rivets (View
D-D, Fig. 507). 2) Countersink the holes with 100 degree CSK head. 3) Install the rivets (4).
S 095-112
(14)
Remove the ground lockpins for the wing landing gear (AMM 09-11-00/201).
S 865-113
(15)
Pressurize the hydraulic systems No. 1 and 4 (AMM 29-11-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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ALL ú ú 04 Page 543 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 865-114
WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE DOOR
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