S 864-010

 (3)  
Do this task to depressurize hydraulic system No./1: "Depressurize Hydraulic Systems" (AMM 29-11-00/201).

 (4)
Hold the inboard flap track fairing in the extended position.

 S 024-012

 (5)  
Remove the adjustable rod (Fig. 401):

 (a)  
Disconnect the adjustable rod from the support fitting (Section G-G). 1) Remove the bolt, washers and the nut that connect the

 S 494-011
 adjustable rod to the support fitting.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400 MAINTENANCE MANUAL
 2) Remove the bushings from the support fitting.
 (b)  Disconnect the adjustable rod from the fixed drive link (Section C-C). 1) Remove the bolt, washers, and nut from the adjustable rod. 2) Remove the bushings from the fixed drive link. 3) Remove the adjustable rod.
 TASK 27-51-44-004-013
 4.  Inboard Flap Track Fairing Fixed Drive Link Removal___________________________________________________
 A. References
 (1)  
AMM 29-11-00/201, Main Hydraulic Supply System

 B.
Access

 (1)  
Location Zones 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)
 C. Procedure
 S 864-014
 (1)  Do this task to pressurize hydraulic system No. 1: "Pressurize Hydraulic Systems" (AMM 29-11-00/201).
 S 864-070
 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 inboard flaps and attach a DO-NOT-MOVE tag.

 S 864-016

 (3)  
Do this task to depressurize hydraulic system No./1: "Depressurize Hydraulic Systems" (AMM 29-11-00/201).

 (4)
Hold the inboard flap track fairing in the extended position.

 S 494-017
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A
747-400 MAINTENANCE MANUAL
 S 024-018
 (5)  
Remove the fixed drive link (Fig. 401):

 (a)  
Disconnect the fixed drive link from the adjustable rod (Section C-C): 1) Remove the bolt, washers and nut that connect the fixed

 drive link to the adjustable rod. 2) Remove the bushings from the fixed drive link.

 (b)  
Disconnect the fixed drive link from the support fitting (Section C-C): 1) Remove the bolt, washers and nut that connect the fixed

 drive link to the support fitting. 2) Remove the bushings from the fixed drive link.

 (c)  
Remove the bolt, washers, and nut that attach the pin to the attachment fitting (Section D-D).

 (d)  
Remove the pin from the fixed drive link.

 (e)  
Disconnect the drive rod from the fixed drive link (Section A-A): 1) Remove the bolt, washers and nut from the fixed drive link. 2) Remove the bushings from the fixed drive link.

 (f)  
Remove the fixed drive link.

 TASK 27-51-44-004-019
 5.  Inboard Flap Track Fairing Drive Rod Removal____________________________________________
 A. References
 (1)  
AMM 29-11-00/201, Main Hydraulic Supply System

 B.
Access

 (1)  
Location Zones 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)
　
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