(2)
The retraction of the flaps
(3)
An adjustment of the rod lengths
(4)
A check of the clearances
(5)
The extension of the flaps
(6)
An adjustment of the doors on the No. 1 and 8 fairings
(7)
The retraction of the flaps
(8)
The installation of the access panels.
TASK 27-51-45-004-001
2. Outboard Flap Track Fairing Support Fitting Removal___________________________________________________
A. References
(1)
29-11-00/201, Main Hydraulic Supply System
B.
Access
(1)
Location Zone 567 Outboard Flap Track Fairing, Outboard Flap, LH, (Track No. 1) 565 Inboard Flap Track Fairing, Outboard Flap, LH, (Track No. 2) 665 Inboard Flap Track Fairing, Outboard Flap, RH, (Track No. 7)
667 Outboard Flap Track Fairing, Outboard Flap, RH, (Track No. 8)
C. Procedure
S 864-002
(1) Do this task to pressurize hydraulic system No. 4: "Hydraulic System Pressurization" (Ref 29-11-00/201).
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27-51-45
ALL ú ú 01 Page 401 ú Feb 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 864-057
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE AND TE
_______ FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. WITH HYDRAULIC POWER REMOVED, THE FLAPS WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE FLAP CONTROL LEVER.
(2)
Put the flap control lever in the 30-unit detent to extend the outboard flaps and attach a DO-NOT-MOVE tag.
S 864-004
(3)
Do this task to depressurize hydraulic system No. 4: "Hydraulic System Depressurization" (Ref 29-11-00/201).
S 024-005
(4)
Remove the fairing support fitting (Fig. 401):
(a)
Hold the outboard flap track fairing in the extended position.
(b)
Disconnect the adjustable rod from the support fitting (Section F-F): 1) Remove the bolt, washers and nut from the support fitting. 2) Move the adjustable rod away from the support fitting. 3) Remove the bushing from the support fitting.
(c)
Disconnect the support fitting from the fixed drive link (Section B-B): 1) Remove the bolt, washers and nut from the fixed drive link. 2) Remove the bushing from the fixed drive link.
(d)
Disconnect the support fitting from the fairing fitting (Section A-A): 1) Remove the bolts, washers and nuts from the fairing
fitting. 2) Remove the support fitting. 3) Remove the bushings from the fairing fitting.
TASK 27-51-45-004-006
3. Outboard Flap Track Fairing Adjustable Rod Removal__________________________________________________
A. References
(1)
29-11-00/201, Main Hydraulic Supply System
B.
Access
(1)
Location Zone 567 Outboard Flap Track Fairing, Outboard Flap, LH, (Track No. 1) 565 Inboard Flap Track Fairing, Outboard Flap, LH, (Track No. 2) 665 Inboard Flap Track Fairing, Outboard Flap, RH, (Track No. 7)
667 Outboard Flap Track Fairing, Outboard Flap, RH, (Track No. 8)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
FLAP TRACK
SEE A
D
ATTACHMENT DRIVE ROD
C FITTING
FIXED DRIVE
D
C LINK
DRIVE ROD
MIDFLAP B
CONNECTION FITTING
SEE B
B
E E ADJUSTABLE ROD
FORWARD
SUPPORT DOOR LINK
G
FITTING
(TRACK NO. 1 G AND 8)F
F
A
A
FIXED
FAIRING
DRIVE
FITTING
LINK
DRIVE ROD
WASHER A
WASHER
COTTER PIN BOLT
BUSHING
NUT
B
Outboard Flap Track Fairing Support Installation Figure 401 (Sheet 1)
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本文鏈接地址：747-400 AMM 飛機維護手冊 飛行操縱 FLIGHT CONTROLS 5(149)
