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 TASK 25-52-04-004-001
 2.  Remove the Insulation Blankets (Fig. 401)
______________________________
 A.  References
 (1)  AMM 25-52-01/401, Containerized Cargo Compartment Ceiling and Sidewall Linings
 B.  Access
 (1)  Location Zones 121 Forward Cargo Container Compartment Fwd Half, Left 122 Forward Cargo Container Compartment Fwd Half, Right 123 Forward Cargo Container Compartment Aft Half, Left 124 Forward Cargo Container Compartment Aft Half, Right 141 Aft Cargo Container Compartment, Left 142 Aft Cargo Container Compartment, Right
 C.  Procedure
 S 014-002
 (1)  
Remove the sidewall lining panels to get access to the insulation blankets installed behind the panels, as necessary (AMM 25-52-01/401).

 S 034-003

 (2)  
Remove the clips from the nut/stud fasteners which hold the insulation blanket in place.

 NOTE: If damaged, discard the clips or the nut/stud fasteners
____
 as necessary.

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A

747-400
MAINTENANCE MANUAL

SEE A
STA 1720 
FLOOR BEAM  D 
VERTICAL POST  D  INSULATION BLANKET  STA 1600 
STABILIZER ANGLE  C  C 
INSULATION BLANKETS
E E  G 
A  A  G 
F  A 
F  A 
FRAME 
STRINGER  B  INBD  FWD
B 
A 

Containerized Cargo Compartment Insulation Installation
Figure 401 (Sheet 1)

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A
747-400
MAINTENANCE MANUAL

DACRON CORD TO BE CONTINUOUS PIECE BETWEEN END FASTENERS IN EACH BAY WITH 1/2 LOOP AIRPLANE WRAPPED AROUND EACH INTERMEDIATE FASTENER
SIDE GUIDES
ROLLER TRAY
(TYP)
(TYP)
SEAT TRACK (TYP)
S-35L
S-35R
INSULATION BLANKET
S-41L
S-41R
SEE B
S-48R
S-48L
INSULATION SUPPORT AT BOTTOM OF LOWER LOBE
BLANKET INSULATION  CLIP ASSY  INSULATION BLANKET 
DACRON CORD 
CLIP ASSY  DACRON CORD  DACRON CORD BRACKET ASSY 
S-48 L&R ONLY 
B (APPLY WHERE FASTENERS SIMILAR TO ABOVE ARE USED) DACRON CORD ATTACHMENTS TO STRINGERS 
Containerized Cargo Compartment Insulation Installation Figure 401 (Sheet 2) 

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A
747-400
MAINTENANCE MANUAL

D-D
Containerized Cargo Compartment Insulation Installation Figure 401 (Sheet 3)
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A
747-400 MAINTENANCE MANUAL
VERTICAL
POST
STABILIZER ANGLE
DOUBLE-BACK
TAPE SCRIVET FASTENER
BLANKET TABSHEAR WEB
FRAME
INSULATION
FASTENER (TYP)
SEE C
INSULATION
CAP STRIP BLANKET
INSULATION
BLANKET FRAME
FLOOR
STRINGER STRINGER S-34 E-E
VERTICAL
POST
INSULATION BLANKET
STABILIZER
F-F
ANGLE INSULATION BLANKET
BLANKET TAB AND TAPE
DUCT
BLANKET
　
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