747-400 AMM 飞机维护手册 EQUIPMENT/FURNISHINGS 1(47)

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 TASK 25-14-01-004-001
 2.  Remove the Dripshields (Fig. 401)______________________
 A.  Consumable Materials
 (1) B00148 Solvent - Methyl Ethyl Ketone (MEK), TT-M-261
 B.  References
 (1)
AMM 24-22-00/201, Manual Control

 (2)
AMM 25-11-01/401, Pilot's Seat

 (3)
AMM 25-11-03/401, Observers Seat

 (4)
AMM 25-13-03/401, Pilot's Sunvisor Assembly

 (5)
AMM 25-15-02/401, Flight Compartment Crash Pads

 (6)
AMM 25-40-03/401, Upper Deck Lavatory

 (7)
AMM 31-10-01/401, Front-Mounted Instruments

 (8)
AMM 31-12-11/001, Pilots' Overhead Panel

 (9)
AMM 31-12-16/001, Pilots' Overhead Maintenance Panel

 C.  Access
 (1)  Location Zones
 221 Control Cabin, Left
 222 Control Cabin, Right

 D.  Prepare to remove the dripshields.
 S 864-002
 (1) Remove the electrical power (AMM 24-22-00/201).
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A

747-400
MAINTENANCE MANUAL

FLIGHT COMPARTMENT OVERHEAD DRIPSHIELD (BEHIND PANEL) ASEE  FLIGHT COMPARTMENT OVERHEAD PANEL (REF) 
GSEE DRIPSHIELD AFT EDGE 
CSEE DRIPSHIELD SIDEWALL  MOUNT BRACKET  SCREW ATTACHING (EXAMPLE) 
FLIGHT COMPARTMENT 
FLIGHT COMPARTMENT (EXAMPLE) OVERHEAD DRIPSHIELD 

DRAIN TUBE FLIGHT COMPARTMENT
(2 LOCATIONS)
STRUCTURE FORWARD OVERHEAD FLIGHT COMPARTMENT DRIPSHIELD OVERHEAD DRIPSHIELD
SEE B
(VIEW IN THE FORWARD DIRECTION) A
OVERHEAD DRIPSHIELD B
Flight Compartment Dripshield Installation Figure 401 (Sheet 1)
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A
747-400 MAINTENANCE MANUAL
FIRE BLOCKING NO. 3 WINDOW
CAPTAIN'S  SEE  E 
SIDEWALL  POST (REF) 
DRIPSHIELD 
(EXAMPLE) 
FIRE BLOCKING 
SEE  D 

DRIPSHIELD
FWD FASTENER
FLIGHT COMPARTMENT (EXAMPLE)FLOOR (REF)
SIDEWALL DRIPSHIELD (EXAMPLE)
(LEFT SIDE IS SHOWN, RIGHT SIDE IS OPPOSITE)

AIRPLANE SKIN
INSULATION
FRAME  C
INSULATION
INSULATION FRAME
FOAM ROLL
FIRE BLOCKING MATERIAL
FIRE BLOCKING DRIPSHIELDMATERIAL
FOAM ROLL FWD
A-A
A A
DRIPSHIELD
(LEFT SIDE IS SHOWN, RIGHT SIDE IS OPPOSITE)
D
Flight Compartment Dripshield Installation
Figure 401 (Sheet 2)

M26611
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A
747-400
MAINTENANCE MANUAL

INBD
(LEFT SIDE IS SHOWN, RIGHT SIDE IS OPPOSITE)

F

Flight Compartment Dripshield Installation
Figure 401 (Sheet 3)

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M26618
A 747-400 MAINTENANCE MANUAL
HATCH SENSOR SEE I
SEE H
AFT EDGE DRIPSHIELD (EXAMPLE)
G
B
AIRPLANE SKIN
AIRPLANE SKIN
PAYLOADS INSULATION
PAYLOADS INSULATION
RETAINER
2.0 INCHES (50.8 mm)
CAP INSULATION DRIPSHIELD STUD
FIRE BLOCKING MATERIAL INSULATION
　
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