747-400 AMM 飞机维护手册 SERVICING 2(44)

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 C.  The engine control cables are moved by actuators on the engines. The actuators are controlled electrically from the control cabin.
 TASK 12-21-05-643-001
 2.  Lubricate Control Cable_______________________
 A.  Consumable Materials
 (1)
D00015 Grease - Corrosion Preventive, BMS 3-24

 (2)
G01043 Cloth - Lint-Free

 B.  Access
 (1)  Location Zone
 Throughout Airplane

 C.  Procedure
 S 013-002
 (1) Get access to the control cables as necessary.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 S 143-003
 CAUTION: DO NOT USE SOLVENT OR HEAT TO THIN GREASE ON THE CONTROL CABLE.
_______ DO NOT USE SOLVENT TO CLEAN CONTROL CABLES. SOLVENT REMOVES GREASE FROM STRANDS INSIDE THE CABLE. DO NOT APPLY BMS 3-23 ON CABLES.
 (2)  
Use a lint-free cloth that is clean and dry to clean the control cable. Remove the old lubricant and all dirt from the surface of the control cable. Clean the control cable for the full length of travel through fairleads, air pressure seals, over pulleys, quadrants, and drums.

 S 643-004

 (3)  
Lubricate the control cable.

 CAUTION: THE CONTROL CABLES IN THE WING AND NACELLE AREA ARE NEAR
_______ HIGH TEMPERATURE SOURCES. DETERIORATION OF LUBRICANTS WILL OCCUR AT A FASTER RATE THAN ON OTHER CONTROL CABLES.
 (a)  
Soak a clean, lint-free cloth with a thin layer of grease.

 (b)  
Use the cloth to apply a thin layer of grease to the control cable for the full length of travel. Do not apply grease to the following because these areas will be greased sufficiently through cable movement:

 -Clad areas
 -
Through fairleads

 -
Through air pressure seals

 -
Over pulleys

 -
Over quadrants

 -
Over drums.

 NOTE: The primary purpose of the application of grease on
____ the cable is for corrosion protection.
 TASK 12-21-05-103-006
 3. Clean Control Cable
___________________
 A. Consumable Materials
 (1)  G01043 Cloth - Lint-Free
 B. Procedure
 S 013-008
 (1)  Get access to the control cable as necessary.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 04 Page 302 ú Oct 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 163-007
 CAUTION:_______DO NOT USE SOLVENT TO CLEAN CONTROL CABLES. SOLVENT REMOVES GREASE FROM STRANDS INSIDE THE CABLE. DO NOT APPLY BMS 3-23 ON CABLES.
 (2)  Use a lint-free cloth that is clean and dry to clean the control cable. Remove the old lubricant and all dirt from the surface of the control cable. Clean the control cable for the full length of travel through fairleads, air pressure seals, over pulleys, quadrants, and drums.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 12-21-05
 ALL  ú ú 03 Page 303 ú Oct 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 WING LANDING GEAR SUPPORT BEAM GATE FITTING - SERVICING (LUBRICATION)
_____________________________________________________________________
 1.  General_______
 A.  This procedure contains one task for lubrication of the support beam gate fitting.
 (1) To lubricate a gate fitting these operations are necessary:
 -Get access to the gate fitting
 -Apply grease to the lube fitting.
 TASK 12-21-07-643-001
 2.  Lubricate the Gate Fitting__________________________
 A.  Consumable Materials
　
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