S 024-154

 (11)
 Remove the galley compartment doors in each galley section.

 S 024-155

 (12)
 Remove the galley equipment from the galley unit.

 S 014-114

 (13)
 Get access to the electrical and tubing connections.

 S 024-225

 (14)
 Disconnect and cap the water supply line from the airplane drain fitting.

 S 024-226

 (15)
 Disconnect and cap the chiller drain line from the airplane drain fitting.

 S 024-145

 (16)
 Disconnect the ground cable from the ground stud.

 S 024-227

 (17)
 Remove the fasteners along the separation points of the galley.

 S 024-228

 (18)
 Disconnect the overhead tie-rod for the galley from the airplane structure.

 S 024-168

 (19)
 Remove the fasteners from the floor attach fittings from the galley sections on the right and left sides.

 NOTE: The airplane floor and the sidewall lining keep the space
____ to turn and disassemble the galley units to a limit.
 S 934-146
 (20) Identify and mark locations of the floor attach fittings for proper installation.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-32-01
 ALL  ú ú 14 Page 405 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 S 024-241
 CAUTION:_______BE CAREFUL WHEN YOU MOVE THE GALLEY UNIT. DAMAGE CAN OCCUR TO THE SPLASH GUARDS ON THE GUTTER DRAIN SYSTEM.
 (21)
 Use the vacuum cups to lift each section of the galley unit above the floor attach fittings and move the galley section forward.

 S 024-229

 (22)
 Disconnect the electrical connections at the separation points in each galley section.

 S 024-175

 (23)
 Remove the galley control panel.

 (a)  
Pull the galley control panel out of the galley compartment to access the electrical connector.

 (b)  
Disconnect the electrical connector.

 S 024-178
 (24)
 Disconnect the ground cable wires.

 S 024-230

 (25)
 Disconnect and cap the refrigeration duct from the chiller unit and the galley.

 S 024-183

 (26)
 Remove the ducts if it is necessary.

 S 024-231

 (27)
 Disconnect the drain hose from the drip tray below the chiller unit

 S 024-232

 (28)
 Release the fasteners and remove the chiller unit.

 S 024-041

 (29)
 Remove the top galley section.

 (30)
 Remove the countertop from the lower galley section.

 S 024-242

 (31)
 Remove the fasteners from the floor attach fittings of the galley unit.

 S 024-190
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-32-01
 ALL  ú ú 19 Page 406 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 TASK 25-32-01-404-046
 3.  Upper Deck Galley Installation (Fig. 401)______________________________
 A. Equipment
 (1)  
(1) N4950 Vacuum Cups - Woods Power Grip Co.
 PO Box 368
 Laurel, MT 59044
 Phone (406)628-8231
 Fax (406)628-8354

 (2)  
ME65B01843 - Threshold Ramp Support

 B. Consumable Materials
 (1)  
A00027 Adhesive RTV 174

 (2)  
A00247 Sealant BMS 5-95, Type I Class B- 1/2, 2 (Silver)

 (3)  
G01293 Thread Sealant - Teflon Tape MIL-T-27730

 C. References
 (1)  
AMM 23-42-06/401, Cabin Interphone Handset

 (2)  
AMM 24-22-00/201, Manual Control

 (3)  
AMM 25-25-01/401, Track-Mounted Passenger Seats
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機維護手冊 EQUIPMENT/FURNISHINGS 1(93)