747-400 AMM 飞机维护手册 舱门 DOORS 1(47)

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 B.  Each main entry door has two hinge arms. You can remove or install the hinge arm with the door installed.
 TASK 52-11-03-004-001
 2.  Hinge Arm Removal (Fig. 401)_________________
 A.  Special Tools and Equipment
 (1)  
OHME65B01836 - Sling

 B.  
References

 (1)  
52-11-02/401, Main Entry Door Lining and Insulation

 (2)  
DOOR 1; AIPC 52-11-01, Fig. 5, AIPC 52-11-03, Fig. 2, AIPC 52-11-11, Fig. 8, AIPC 52-11-11, Fig. 9

 (3)  
DOOR 5; AIPC 52-11-03, Fig. 4, AIPC 52-11-03, Fig. 5, AIPC 52-11-05, Fig. 2, AIPC 52-11-09, Fig. 4, AIPC 52-11-11, Fig. 6, AIPC 52-11-13, Fig. 8

 C.  
Access

 (1)  
Access Panel
 831L Door - No. 1 Main Entry, LH
 835L Door - No. 5 Main Entry, LH

 D.  
Prepare for Removal

 S 014-002
 (1)  
Remove the entry door lining (Ref 52-11-02/401).

 E.  
Remove the Upper Hinge Arm

 (1)  
Open the main entry door.

 S 494-006

 (2)  
Attach the sling and apply sufficient tension to release the hinges of the door weight.

 S 024-007

 (3)  
Remove the upper hinge arm.

 (a)  
Remove the access panels (9 and 6) on the upper hinge, the torque tube (if installed) and the hinge cover (11, Detail A).

 S 014-005
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 52-11-03
 ALL  ú ú 03 Page 401 ú Oct 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

747-400
MAINTENANCE MANUAL

UPPER HINGE ARM 
9. UPPER HINGE 
ACCESS PANEL 
8. BOLT  DOOR TORQUE TUBE 
(7 LOCATIONS)  SEE  A 
7. WASHER 
(7 LOCATIONS) 
TORQUE TUBE  LOWER HINGE ARM 
ACCESS PANEL 
3. LOWER HINGE 
ACCESS PANEL 
2. BOLT 
(8 LOCATIONS) 
1. WASHER  9. UPPER HINGE 
(8 LOCATIONS)  ACCESS PANEL 
DOOR 1 
58. BOLT 
7. WASHER 
8. BOLT  DOOR TORQUE TUBE 
7. WASHER 
SEE  B 
59. BOLT 
7. WASHER 
3. LOWER HINGE 
ACCESS PANEL 
2. BOLT 
1. WASHER 
DOOR 5 
Main Entry Door Hinge Arms 
Figure 401 (Sheet 1) 

D12718
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 52-11-03
 ALL  ú ú 03 Page 402 ú Feb 10/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

747-400 MAINTENANCE MANUAL
12. WASHER
11. HINGE COVER 54. BOLT
10. BOLT (2 LOCATIONS)
52. NUT
51. WASHER (2 LOCATIONS)
50. UPPER SHAFT
48. BOLT
47. WASHER
46. NUT
CONTROL ROD
45. TAPERED PIN
(4 LOCATIONS)

44. WASHER (4 LOCATIONS)
43. BOLT
42. NUT
(4 LOCATIONS)

40.
 WASHER

41.
 NUT

(2 LOCATIONS)
60. WASHER
13. UPPER
HINGE ARM
55.
 WASHER

56.
 NUT

14.
 WASHER (2 LOCATIONS)

15.
 NUT CAP (2 LOCATIONS)

16.
 UPPER HINGE HOUSING

17.
 BOLT (3 LOCATIONS)

18.
 BEARING

19.
 SEAL

20.
 LOWER BEARING PLATE

21.
 WASHER

22.
 NUT

23.
 BOLT

25. LOWER
SHAFT

49. CRANK
24. BOLT
37. BOLT (3 LOCATIONS)
53. UPPER BEARING PLATE
UPPER COUPLING
LOWER COUPLING
26.
 WASHER

27.
 NUT

34. SEAL
32.
 NUT (2 LOCATIONS)

33.
 LOWER

35. BEARING
HINGE ARM LOWER BEARING PLATE
36. LOWER HINGE
HOUSING

38.
 WASHER
(6 LOCATIONS)

39.
 NUT (3 LOCATIONS)

A
　
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