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时间:2011-03-31 16:16来源:蓝天飞行翻译 作者:航空
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 S 202-002
 (2)  Examine the other wing and body gear wheels installed on the airplane for cracks (Ref 32-45-03/601).
 C. Landing with one body gear retracted
 S 202-003
 (1)  
Examine the wing and body gear tires for damage (Ref 32-45-04/601).

 S 202-004

 (2)  
Examine the wing and body gear wheels installed on the airplane for cracks (Ref 32-45-03/601).


 TASK 05-51-40-202-028
 3. Phase II Examination
____________________
 A. References
 (1)  
07-11-01/201, Jacking Airplane

 (2)  
32-11-02/401, Wing Landing Gear Shock Strut

 (3)  
32-13-02/401, Body Landing Gear Shock Strut

 (4)  
32-31-00/501, Landing Gear Control System


 B. Examine the Airplane Structure
 S 202-005
 (1)  
Examine the lower fuselage structure for skin buckling, paint flakes, cracks, and fasteners that are pulled or not there.

 S 202-006

 (2)  
Carefully examine the area below the body floor beams and the area from BS 1480 to 1680.


 NOTE: Wrinkles to the Vertical web of the Keel Beam is not a sign
____
 of problems.

 S 202-007
 (3)  Examine the wheel well bulkheads and wing to fuselage joints at BS 1000 to 1241.
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 05-51-40
 ALL  ú ú 01 Page 202 ú Jun 10/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 (4)  S 202-023Look for distortion, paint flakes, cracks, and fasteners that are pulled or not there.
 (5)  S 202-008Examine the upper fuselage structure at BS 1000, 1241, and 1480.
 (6)  S 202-024Look for buckling, distortion, paint flakes, cracks, and fasteners that are pulled or not there.
 (7)  S 202-009Examine the fuselage external structure and wheel well areas of the main landing gear.
 (8)  S 202-029Look for signs of fuel and other leaks in the landing gear area.
 (9)  S 202-010Examine the body landing gear outer and inner cylinder lugs for cracks and surface distortion.
 S 202-011

 (10) Examine the shock strut of the body landing gear for fluid level.
 (a)  If there are signs of leakage and if you find damage on the landing gear drag or side strut, remove the gear that leaks.
 S 022-012
 (11) Disassemble the landing gear.
 (a)  Look for distortion or cracks.
 S 202-013
 (12)
 At Body Station 1480 bulkhead, examine the fitting attachments to the vertical trunnion support of the body gear.

 S 202-025

 (13)
 Look for distortion, paint flakes, cracks and fasteners that are pulled or not there.

 S 202-014

 (14)
 Examine the fuselage skin attachments above the landing gear beam at Body Station 1350.


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 05-51-40
 ALL  ú ú 01 Page 203 ú Jun 10/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 202-026
 (15)
 Look for distortion, paint flakes, cracks and fasteners that are pulled or not there.

 S 202-015

 (16)
 Look for problems of clearance or signs of distortion.

 S 202-016

 (17)
 Look for parts that do no align with each other.

 (a)  
Lift the airplane (Ref 07-11-01/201).

 (b)  
Retract and extend the landing gear (Ref 32-31-00/501).

 


 S 202-017
 (18)
 If a wheel removal is necessary because of blown tires, examine the wheel structure for cracks.

 S 202-018

 (19)
 Examine the brake assemblies for damage.

 S 202-019

 (20)
 Examine all bolts and pin connections in the wing landing gear for signs of distortion (Ref 32-11-02/401).

 S 202-020

 (21)
 Examine all bolts and pin connections in the body landing gear for signs of distortion ( 32-13-02/401).
 
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