27-51-26
 ALL  ú ú 01 Page 413 ú Feb 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (2)  
AMM 27-51-26/501, Inboard Flap Track Fairings

 (3)  
AMM 27-51-26/601, Inboard Flap Track Fairings

 (4)  
AMM 29-11-00/201, Main Hydraulic Supply System

 (5)  
AIPC 27-51-26, Fig. 1 (Flap Tracks No. 3 and 6)

 (6)  
AIPC 27-51-11, Fig. 2 (Flap Tracks No. 4 and 5)

 (7)  
AIPC 27-51-26, Fig. 2 (Fixed Fairings)

 (8)  
AIPC 27-51-26, Fig. 3

 E.
Access

 (1)  
Location Zone
 563 Outboard Flap Track Fairing, Inboard Flap, LH,
 (Track No. 3)
 561 Inboard Flap Track Fairing, Inboard Flap, LH,
 (Track No. 4)
 661 Inboard Flap Track Fairing, Inboard Flap, RH,
 (Track No. 5)

 663  Outboard Flap Track Fairing, Inboard Flap, RH, (Track No. 6)

 (2)  
Access Panel

 (a)  
On the left side of the airplane: 563BB Outboard Flap Track Fairing, Inbd Flaps 563CB Movable Flap Track Fairing, Inbd Flaps 563DB Movable Flap Track Fairing, Inbd Flaps 563EB Movable Flap Track Fairing, Inbd Flaps 561AB Inboard Flap Track Fairing, Inbd Flaps 561BB Movable Flap Track Fairing, Inbd Flaps 561CB Movable Flap Track Fairing, Inbd Flaps 561DB Movable Flap Track Fairing, Inbd Flaps

 (b)  
On the right side of the airplane: 663BB Outboard Flap Track Fairing, Inbd Flaps 663CB Movable Flap Track Fairing, Inbd Flaps 663DB Movable Flap Track Fairing, Inbd Flaps 663EB Movable Flap Track Fairing, Inbd Flaps 661AB Inboard Flap Track Fairing, Inbd Flaps 661BB Movable Flap Track Fairing, Inbd Flaps 661CB Movable Flap Track Fairing, Inbd Flaps 661DB Movable Flap Track Fairing, Inbd Flaps

 F.
Install The Inboard Flap Track Fairing

 S 224-013
 (1)  
If you will install used parts, examine the parts for worn areas (AMM 27-51-26/601).

 S 434-014

 (2)  
Install the hinge, if you removed it (Detail B, Fig. 401).

 (a)  
Install a bushing (14) in the hinge fitting.

 (b)  
Align the hinge fitting (11) and the hinge link (10) with the bolt hole.

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 27-51-26
 ALL  ú ú 01 Page 414 ú Feb 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 747-400 MAINTENANCE MANUAL
 (c)  Install the hinge bolt (26), shims (28), washers (12 and 25), and the nut (13).
 NOTE:____ Do not tighten the nut.
 (d) (e) (f) (g) (h) (i)  Align the hinge fitting and two adjustable rods with the tiebolt hole.Install the tiebolt, washers (5 and 7) and the nut (4).Install the countersunk washer between the adjustable rod and the tiebolt lock (8).Install the tiebolt clevis. Make sure the tiebolt clevis is parallel to the ground.Install the tiebolt lock, if it is necessary.Tighten the nuts on the tiebolt and hinge bolt to 550-650 pound-inches (62-73 N-m).
 (3)  S 034-015Remove the snubber block (2) and shims (3) from the fairing (Detail C, Fig. 401).
 NOTE:____ The snubber block will be installed when the fairing is adjusted.
 (4)  S 014-016Remove the access panels as necessary: - 563BB, 563CB, 563DB and 563EB from track No. 3 - 561AB, 561BB, 561CB and 561DB from track No. 4 - 661AB, 661BB, 661CB and 661DB from track No. 5 - 663BB, 663CB, 663DB and 663EB from track No. 6.
 (5)  S 494-017Put the fairing in the handling dolly.
 (6)  S 494-031Attach the fairing to the handling dolly with the straps.
 (7)  S 494-018Attach the bootstrap clamp to the flap track.
 (8)  S 494-030Attach two fishpole hoists to the bootstrap clamp and handling dolly.

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