25-59-00
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C81183
A
747-400
MAINTENANCE MANUAL
DUCT SHROUD CEILING PANEL
SMOKE DETECTION ACCESS PANELCEILING PANEL
DUCT SHROUD AND SMOKE DETECTION CEILING PANEL
Main Deck Ceiling Panels
Figure 3 (Sheet 2)
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25-59-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
C81184
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747-400
MAINTENANCE MANUAL
SIDEWALL LINING (REF)
SCREW
AFT BULKHEAD PROTECTIVE LINING
AFT WATER LINING (REF) BARRIER (REF)
Aft Pressure Bulkhead Protective Panels - Example
Figure 4
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747-400 MAINTENANCE MANUAL
MAIN DECK CARGO LINING - APPROVED REPAIRS
__________________________________________
1. General
_______
A. This procedure has four tasks for the repair of the cargo linings installed on the main deck. The cargo linings are installed on the forward ceiling and vertical sidewalls of the cargo compartment. There are two types of cargo linings; rigid cargo linings and flexible cargo linings.
B. The rigid cargo linings are thin sheets of glass fabric laminations. The rigid cargo linings have fire-resistant and high strength properties to prevent damage to the structure behind the linings. Some of the rigid linings have a thick honeycomb core bonded between the sheets of the glass fabric laminations. The procedures which follow apply only to the rigid linings which do not have a honeycomb core. Refer to 25-00-00/801, Equipment/Furnishings, to repair the rigid linings which do have a honeycomb core.
C. The flexible cargo linings are thin sheets of glass fabric laminations bonded to layers of neoprene (synthetic rubber).
D. The four tasks for the repair of the cargo linings are as follows:
(1) Cargo lining tape repairs
NOTE: This procedure replaces the tape which is loose or damaged
____
on the cargo linings.
(2) Cargo lining temporary repairs
NOTE: This procedure uses a tape to repair the cargo linings.
____
(3) Rigid cargo lining permanent repairs
NOTE: This procedure uses a patch or doubler and adhesives to
____ repair the rigid cargo linings. The patch or doubler must be made of the same material as the rigid cargo lining.
(4) Flexible cargo lining permanent repairs
NOTE: This procedure uses a patch and an adhesive to repair the
____ flexible cargo linings. The patch must be made of the same material as the flexible cargo lining.
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747-400 MAINTENANCE MANUAL
TASK 25-59-00-308-001
2. Cargo Lining Tape Repairs_________________________
A. General
(1) This procedure gives the instructions to replace the loose or damaged tape on the cargo linings.
(a)
Remove the loose or damaged tape
(b)
Clean the cargo lining with a solvent
(c)
Install the new tape.
WARNING: OBEY THE INSTRUCTIONS FROM THE INDUSTRIAL HYGIENE, FIRE, AND
_______ SAFETY ORGANIZATIONS FOR THE NECESSARY PROCEDURES AND EQUIPMENT WHEN YOU USE SOLVENTS. DO NOT GET THE SOLVENTS IN YOUR MOUTH OR EYES, OR ON YOUR SKIN. DO NOT BREATHE THE FUMES FROM THE SOLVENTS. USE A PROTECTIVE SPLASH GOGGLE, GLOVES, AND A RESPIRATOR (IN CONFINED AREAS) WHEN YOU USE THE SOLVENTS. KEEP THE SOLVENTS AWAY FROM ALL SOURCES OF IGNITION (HEAT, FLAME, AND SPARKS). THE 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.
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