(g)
Install the tiebolt retainer (2) with the bolts (1).
(h)
Install the bonding jumper (5) with a screw (6), a washer (7), and a nut (8).
(i)
Adjust the seal and seal depressor to touch the bottom wing surface as shown in Section A-A and Section B-B, Fig. 401.
H.
Put the Airplane Back to Its Usual Condition
S 414-024
(1)
Install the applicable access panels:
567BB, 567CB, 567DB, and 567EB on track No. 1
565BB, 565CB, 565DB, and 565EB on track No. 2
665BB, 665CB, 665DB, and 665EB on track No. 7
667BB, 667CB, 667DB, and 667EB on track No. 8.
S 864-025
(2)
Do this task to pressurize hydraulic system No. 4: "Hydraulic System Pressurization" (Ref 29-11-00/201).
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A
747-400 MAINTENANCE MANUAL
S 864-029
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.
(3)
Put the flap control lever in the UP detent to retract the flaps. S 864-027
(4)
Do this task to depressurize hydraulic system No. 4: "Hydraulic System Depressurization" (Ref 29-11-00/201).
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A
747-400 MAINTENANCE MANUAL
OUTBOARD FLAP TRACK FAIRINGS - ADJUSTMENT/TEST
_____________________________________________
1. General_______
A. There is one task in this procedure; the adjustment of an outboard flap track fairing. The procedure has these parts:
(1)
The removal of the access panels from the fairing
(2)
The removal of the drive rod
(3)
The retraction of the flaps
(4)
The adjustment of the linkage, rods and shims
(5)
A check of the fairing operation
(6)
The installation of the access panels.
TASK 27-51-31-825-001
2. Outboard Flap Track Fairing Adjustment______________________________________
A. References
(1)
27-51-31/401 Outboard Flap Track Fairings
(2)
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)
(2)
Access Panel
(a)
On Track No. 1 567BB Outbd Flap Track Fairing, Outbd Flaps 567CB Movable Flap Track Fairing, Outbd Flaps 567DB Movable Flap Track Fairing, Outbd Flaps 567EB Movable Flap Track Fairing, Outbd Flaps
(b)
On Track No. 2 565BB Inbd Flap Track Fairing, Outbd Flaps 565CB Movable Flap Track Fairing, Outbd Flaps 565DB Movable Flap Track Fairing, Outbd Flaps 567EB Movable Flap Track Fairing, Outbd Flaps
(c)
On Track No. 7 665BB Inbd Flap Track Fairing, Outbd Flaps 665CB Movable Flap Track Fairing, Outbd Flaps 665DB Movable Flap Track Fairing, Outbd Flaps 667EB Movable Flap Track Fairing, Outbd Flaps
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