(2)
The installation of a new door.

 TASK 49-15-03-004-001
 2.  Air Inlet Door Removal (Fig. 401)
______________________
 A.  References
 (1)
49-15-04/401, Air Inlet Door Actuator

 (2)
IPC 49-15-51 Fig. 1

 B.  
Access

 (1)  
Location Zone 318 APU Compartment-Upper Inner and Outer Side, RH

 (2)  
Access Panel
 317AL APU Access Door
 318AR APU Access Door

 C.  
Procedure

 (1)
Remove the actuator for the air inlet door (Ref 49-15-04/401).

 S 024-042

 (2)
Remove the air inlet door (1):

 (a)
Remove the upper and the lower inlet seals.

 S 014-002
 NOTE: These seals are attached to the fuselage with backup
____ plates, screws, and nuts.
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A
747-400
MAINTENANCE MANUAL

SEE  A  1. AIR INLET DOOR  LIP 
SKIN  CLEVIS PLATE  2. SEAL 
SEE  B 
ACTUATOR SHAFT 
3. DOOR HINGES 
1. AIR INLET DOOR  SEE  C 
A  FWD 
CLEVIS PLATE  HINGE SUPPORT 
1. AIR INLET DOOR  3. DOOR HINGE 
CORK COMPOUND 
6. RADIUS FILLER CORK SHEET  AIR INLET DUCT 4. BOLT 
5. WASHER 
B  C 

APU Air Inlet Door Installation
Figure 401

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A
747-400 MAINTENANCE MANUAL
 (b)  
Remove the bolts (4), washers (5), and the radius filler (6) that attach the door hinges (3) to the air inlet duct.

 (c)  
Remove the air inlet door (1).

 TASK 49-15-03-404-006
 3.  Air Inlet Door Installation (Same Door or Repaired Door) (Fig. 401)________________________________________________________
 A. Consumable Materials
 (1)  
G00083 - Cork Compound, BMS 8-103

 B.
Parts ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Air Inlet Door Assembly (Air | 49-15-51 | 01 | 215 | | | | Inlet Door) | | | | 2.......….......…...................................…...........…......….......1

 C.
References

 (1)  
49-15-03/601, Air Inlet Door

 (2)  
49-15-04/401, Air Inlet Door Actuator

 D.
Access

 (1)  
Location Zone 318 APU Compartment-Upper Inner and Outer Side, RH

 (2)  
Access Panel
 317AL APU Access Door
 318AR APU Access Door

 E.
Procedure

 S 424-044
 (1)  
Install the air inlet door (1):

 (a)  
Set the air inlet door (1) on the air inlet duct.

 (b)  
Attach the door hinges (3) to the inlet duct with the radius filler (6), washers (5), and the bolts (4).

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747-400
MAINTENANCE MANUAL

 (c)  Apply the cork compound to the clearance area on the two sides of the radius filler (6). 1) Make sure the cork compound is between the filler and the
　
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