25-59-00
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A
747-400 MAINTENANCE MANUAL
 MAIN DECK CARGO COMPARTMENT LINING PANELS - REMOVAL/INSTALLATION
________________________________________________________________
 1.  General_______
 A.  This procedure contains these tasks:
 (1)  
A removal of the cargo lining panels.

 (2)  
An installation of the cargo lining panels.

 B.  These tasks give steps to do the removal and the installation of these panels:
 (1)  
The main deck sidewall panels.

 (2)  
The main deck dado panels.

 (3)  
The master control station panel.

 (4)  
The main deck ceiling panels.

 (5)  
The aft pressure bulkhead cargo lining panels.

 TASK 25-59-01-004-175
 2.  Main Deck Compartment Cargo Lining Panels Removal (Fig. 401)_________________________________________________
 A.  General
 (1)  The instructions in this task are general steps that are necessary for removal of the main deck compartment panels. The instructions are applicable to most panels. Do only the necessary steps to remove the applicable panels.
 B.  Access
 (1)  Location Zone
 210 Main Deck

 C.  Remove the Main Deck Sidewall Panels
 S 864-156
 (1)  Open the circuit breakers for the applicable sidewall panel and attach the DO-NOT-CLOSE tags:
 (a)
On the P415 Power Distribution Center Right Panel

 (b)
On the P34 Main Deck Cargo Handling Power Panel

 (c)
On the P128 Main Deck Cargo Handling Power Panel

 (d)
On the P129 Main Deck Cargo Handling Power Panel

 (e)
On the P130 Main Deck Cargo Handling Power Panel

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 25-59-01
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747-400
MAINTENANCE MANUAL

UPPER SIDEWALL
SIDEWALL LIGHT
PANEL

STRIP COVER 
COVER STRIP  PANEL LOWER SIDEWALL 

COVER STRIP WASHER
A-A
Main Deck Sidewall Panels Installation
Figure 401 (sheet 1)

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C81342
A
747-400
MAINTENANCE MANUAL

LOWER SIDEWALL PANEL
UPPER SIDEWALL PANEL
COVER STRIP
SUPPORT

C-C
Main Deck Sidewall Panels Installation Figure 401 (sheet 2)
C81353
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400 MAINTENANCE MANUAL
 (f)  
On the P133 Main Deck Cargo Handling Power Panel

 (g)  
On the P134 Main Deck Cargo Handling Power Panel

 (h)  
On the P135 Main Deck Cargo Handling Power Panel

 S 014-135
 (2)  
Remove the bolts that attach the applicable reveal panels to the sidewall panel.

 S 034-136

 (3)  
Disconnect the electrical connectors.

 S 034-137

 (4)  
Remove the screws and washers that attach the cover plates to the lower sidewall panel.

 S 034-138
　
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