(2)  
G00973 Tubing - Heat shrinkable, TFE-4

 B.
Procedure

 S 424-017
 (1)  Install engine throttle air pressure seal.
 (a)  
Slide 5-inch piece of shrinkable tubing over turnbuckle and on cable.

 (b)  
Place two half tubes over cable.

 (c)  
Slide shrinkable tubing over half tubes.

 (d)  
Use a suitable heat source and shrink tubing over half tubes.

 NOTE: Seal plates installed on rib at BBL 140.00 will require
____ removal to allow for installation of shrinkable tubing.
 (e)  Slide seal cover back on cable. Align pulley shield, shield plate, half tubes, seal cover and reinstall retainer bolts. Leave bolts slightly loose.
 S 434-018
 (2)  
Install pulley.

 S 644-019

 (3)
Apply grease to the cable for full length of travel within seal.

 NOTE: Do not fill seal with grease.
____
 S 834-020
 (4)
Rig control cable according to system rigging instructions.

 (5)  
Tighten retainer bolts.

 S 434-021
 TASK 20-11-04-004-022
 6. Remove Aileron, Flap or Speed Brakes Control Cable Raised Seal (Fig. 403)
______________________________________________________________
 A. Procedure
 S 014-023
 (1)  Gain access to seal.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 747-400 MAINTENANCE MANUAL
ADJACENT STRUCTURE
CLIP

SPEED BRAKE CONTROL CABLE RAISED SEAL (SECTION VIEW THRU TUBE)
Installation of Aileron Flaps Speedbrake Control Cable - Raised Seal Figure 403
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 034-024
 (2)
Remove seal retaining bolts.

 S 024-025

 (3)
Remove seal ball from seal cover.

 TASK 20-11-04-404-026
 7.  Install Aileron, Flap or Speed Brake Control Cable Raised Seal (Fig. 403)______________________________________________________________
 A. Consumable Materials
 (1)
B00015 Grease - BMS 3-24

 B.
Procedure

 (1)  S 644-027Apply grease to the cable with grease for full length of travel. Wipe off excess grease.
 NOTE:____ Do not fill seal with grease.
 (2)  S 424-028Install seal ball halves.
 (3)  S 434-029Install seal retaining bolts.  Leave bolts slightly loose.
 (4)  S 824-030Adjust seal to provide minimum cable deflection.
 (5)  S 434-031Tighten seal retaining bolts.
 (6)  S 714-032Operate control levers and check that cables move freely through seals without evidence of binding.
 (7)  S 434-033Tighten retainer bolts.

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 ALL  ú ú 01 Page 406 ú Oct 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 FLARELESS TUBING ASSEMBLY - REMOVAL/INSTALLATION
________________________________________________
 1.  General_______
 A.  This procedure these tasks:
 (1)  
The removal of the flareless tubing assembly

 (2)  
The installation of the flareless tubing assembly

 (3)  
The specifications for electrical resistance in the fuel tank

 (4)  
The installation of flareless fittings in pressurized areas, fuel tanks, or cargo areas
　
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