(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
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-22-02
 ALL  ú ú 05 Page 401 ú Jan 20/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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) 

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-22-02
 ALL  ú ú 03 Page 402 ú May 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL

B-B  C-C
Forward Lowered Ceiling Panel Figure 401 Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-22-02
 ALL  ú ú 03 Page 403 ú May 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL

MID LOWERED
CEILING PANEL

CLEARANCE CLEARANCE
A-A B-B

Mid Lowered Ceiling Panel
Figure 402

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-22-02
 ALL  ú ú 02 Page 404 ú May 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL

CURVED CEILING PANEL
Aft Lowered Ceiling Panel
Figure 403 (Sheet 1)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機維護手冊 EQUIPMENT/FURNISHINGS 1(55)