(2)
The second task is the installation of the lowered ceiling panels.
B. The lowered ceiling panels are in the forward, middle, and aft areas of the passsenger compartment.
TASK 25-22-02-004-001
2. Remove the Lowered Ceiling Panel
________________________________
NOTE: Refer to Fig. 401 for the forward lowered ceiling panels.
____
Refer to Fig. 402 for the mid lowered ceiling panels.
Refer to Fig. 403 for the aft lowered ceiling panels.
A. References
(1)
AMM 33-22-00/201, Passenger Loading Lights
(2)
AMM 33-27-00/201, Galley Lights
(3)
AMM 33-51-01/201, Electrically Illuminated Exit Signs
(4)
AMM 33-51-07/201, Power Supply
B. Access
(1) Location Zone
200 Upper Half of Fuselage
C. Procedure
S 024-047
(1)
Disconnect the exit locator signs (AMM 33-51-01/201).
(2)
Disconnect the galley lights (AMM 33-27-00/201).
S 024-049
(3)
To disconnect the entry lights, do the steps that follow:
(a)
Lower the entry light module (AMM 33-22-00/201).
(b)
Disconnect the electrical connector.
(4)
Remove the curtain track.
(5)
Disconnect the galley vent.
S 024-048
S 024-005
S 024-009
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A
757 MAINTENANCE MANUAL
FORWARD LOWEREDCEILING PANEL
SEE B FORWARD LOWERED FORWARD LOWERED
CEILING PANEL CEILING PANEL
SEE C SEE A
A ENTRY LIGHT A
SPEAKER
GALLEY LIGHT
GALLEY VENT
SPEAKER BATTERY PACK CEILING
ATTENDANTSUPPORT ASU LIGHTSTRUCTURE
FWD ACCENT LAVATORY BATTERY THRESHOLD LIGHT
PACK LIGHT
FORWARD LOWERED CEILING PANEL
A
LOWERED CEILING PANEL
HINGE
CURVED CEILING
C
PANEL
C
B
CURVED
TRANSITION B A CEILING
PANEL PANEL
LATCH A
FORWARD LOWERED CEILING PANEL
B
Forward Lowered Ceiling Panel
Figure 401 (Sheet 1)
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A
757
MAINTENANCE MANUAL
B-B C-C
Forward Lowered Ceiling Panel Figure 401 Sheet 2)
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A
757
MAINTENANCE MANUAL
MID LOWERED
CEILING PANEL
CLEARANCE CLEARANCE
A-A B-B
Mid Lowered Ceiling Panel
Figure 402
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A
757
MAINTENANCE MANUAL
CURVED CEILING PANEL
Aft Lowered Ceiling Panel
Figure 403 (Sheet 1)
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