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时间:2011-04-09 10:28来源:蓝天飞行翻译 作者:航空
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 25-52-01
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 348-095
 (8)  Put tape around the edges of the patch to hold the patch while the adhesive dries for approximately 30 minutes.
 NOTE: The tape will also protect the edges of the patch.
____
 TASK 25-52-01-308-034
 4.  Flexible Cargo Liner Permanent Repairs______________________________________
 A. General
 (1)  
This procedure gives the instructions to repair the flexible cargo liners which are neoprene-coated. The patch must be made from the same material as the cargo lining. A cargo liner with tears or holes must have a patch installed on each side of the damaged area.

 (2)  
There are two alternatives for the repair of neoprene-coated liners. It is only necessary to use one of the repairs that follow:

 (a)  
Repair the neoprene-coated liners with mechanical fasteners

 (b)  
Repair the neoprene-coated liners with fiberglass thread.

 

 (3)  
Liners designed for blow out if decompression occurs can not be repaired and should be replaced.


 WARNING: OBEY THE INSTRUCTIONS FROM THE INDUSTRIAL HYGIENE, FIRE, AND
_______ SAFETY ORGANIZATIONS FOR THE NECESSARY PROCEDURES AND EQUIPMENT WHEN YOU USE ADHESIVES AND SOLVENTS. DO NOT GET THE ADHESIVES AND SOLVENTS IN YOUR MOUTH OR EYES, OR ON YOUR SKIN. DO NOT BREATHE THE FUMES FROM THE ADHESIVES AND SOLVENTS. USE A PROTECTIVE SPLASH GOGGLE, GLOVES, AND A RESPIRATOR (IN CONFINED AREAS) WHEN YOU USE THE ADHESIVES AND SOLVENTS. KEEP THE ADHESIVES AND SOLVENTS AWAY FROM ALL SOURCES OF IGNITION (HEAT, FLAME, AND SPARKS). THE ADHESIVES AND SOLVENTS YOU USE ARE POISONOUS AND FLAMMABLE. IF YOU DO NOT USE THE CORRECT PROCEDURES AND EQUIPMENT, INJURY TO PERSONS OR DAMAGE TO THE EQUIPMENT CAN OCCUR.
 (4)  This procedure uses adhesives and solvents to repair the cargo lining. There must be sufficient air flow in the area where you use the adhesives and solvents. You must not get the adhesives and solvents in your mouth or eyes, or on your skin.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 01A Page 808 ú Feb 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 B. Consumable Materials
 (1)
A00016  Adhesive-BMS 5-91, Type I, II, or III

 (2)
A00165  Adhesive-BMS 5-7, Type II

 (3)  
Fiberglass Fabric

 (a)  G01497 Fiberglass, Neoprene-coated - FS-844 Supplier: SMR Technologies, Inc.

 (4)  
Thread, Fiberglass


 NOTE: Use one of these fiberglass threads:
____
 (a)  
G01498 Thread, Fiberglass - P/N GTH-18
 Supplier: Lance Industries


 (b)  
Thread, Fiberglass - P/N E-18
 Supplier: SMR Technologies, Inc.

 

 (5)
B00065  Alcohol - Denatured

 (6)  
Location Zone
 100 Lower Half of Fuselage

 

 C. References
 (1)  
AMM 25-52-01/401, Containerized Cargo Compartment Ceiling and Sidewall Linings

 (2)  
AMM 25-55-02/401, Bulk Cargo Compartment Ceiling and Sidewall Linings


 D. Procedure - Repair the Neoprene-coated Liners with Mechanical Fasteners
 S 028-035
 (1)  
Remove the cargo liner from the support structure if it is necessary (Ref 25-52-01/401 or 25-55-02/401).

 S 348-101

 (2)  
Make two fiberglass patches.


 NOTE: The patch should make a minimum of a 2-inch overlap on the
____ area that is not damaged. For example, the patch dimension that is necessary for a 1.5-inch diameter hole would be a 5.5-inch diameter.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-52-01
 ALL  ú ú 01A Page 809 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 118-102
 
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