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
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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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