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F60215
A 747-400 MAINTENANCE MANUAL
TEE PLATE
SUPPORT INTERCOSTAL
MISCELLANEOUS PANEL SUPPORT
UPPER SIDEWALL SUPPORT (MISCELLANEOUS PANEL AREA)
C
SIDEWALL PANEL
2
SIDEWALL REVEAL PANEL
PANEL SUPPORT CLIP
(3 LOCATIONS) LOWER SUPPORT
FWD INTERCOSTAL
C
LOWER CHANNEL AND CLIP SUPPORT (BIN RUN AREA)
D
PANEL SUPPORT CLIP
SIDEWALL REVEAL (2 LOCATIONS) C
PANEL
LOWER SUPPORT INTERCOSTAL
CHANNEL CLIPFWD
LOWER CHANNEL AND CLIP SUPPORT (MISCELLANEOUS PANEL AREA)
2 BLOCK ON BACK OF PANEL INHIBITS D LOWER EDGE BOWING OUTBOARD
Upper Deck Reveal Panel and Shade InstallationFigure 401 (Sheet 2)
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A
747-400
MAINTENANCE MANUAL
LOWER SUPPORT INTERCOSTAL
LOWER CHANNEL AND CLIP SUPPORT
(MISCELLANEOUS PANEL AREA)
(REAR VIEW, EXAMPLE)
C-C
Upper Deck Reveal Panel and Shade Installation Figure 401 (Sheet 3)
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A
747-400 MAINTENANCE MANUAL
S 034-005
(4)
Remove the spline gap covers installed on each side of the window reveal panel.
S 034-006
(5)
Remove the captive screws that attach the top and each side of the window reveal panel to the structure.
NOTE: On some airplanes,a stowage box may block access to some
____ screws. To provide access to these screws, lift the lid of the stowage box.
S 024-007
(6) Pull the vertical edges of the window reveal panel inboard to disengage the support clips from the structure.
NOTE: Start at the top of the window reveal panel and work down.
____
S 024-008
(7)
Move the panel up until the clips on the bottom edge of the panel are clear of the structure.
S 024-009
(8)
Remove the panel.
S 034-010
(9)
If you want to replace the window reveal panel, remove the light assembly housing with the light assembly (AMM 33-28-03/201).
TASK 25-21-02-404-011
3. Install the Window Reveal Panel (Fig. 401)
_______________________________
A. References
(1)
25-22-03/401, Upper Deck Ceiling Panels
(2)
33-28-00/501, Upper Deck Passenger Compartment Lights
(3)
AMM 33-28-03/201, Upper Deck Window Reveal Light
(4)
IPC 25-21-02
(5)
WDM 33-28-41
B. Access
(1) Location Zone
223 Upper Deck Crewrest, Left
224 Upper Deck Crewrest, Right
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747-400 MAINTENANCE MANUAL
C. Procedure
S 434-012
(1)
Install the light assembly housing on the window reveal panel if necessary (AMM 33-28-03/201).
S 424-013
(2)
Align the clips on the bottom of the window reveal panel with the slots in the structure.
S 424-014
(3)
Push the window reveal panel down to engage the clips in the slots.
S 434-015
(4)
Install the screws to attach the top and each side of the window reveal panel to the structure.
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