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时间:2011-04-17 09:20来源:蓝天飞行翻译 作者:航空
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 (3)  
The Phase I inspection must be completed prior to the Phase II inspection.


 C.  When the conditional inspection tells you to "examine" a component, look for these conditions (replace or repair components, if it is necessary).
 (1)  
Cracks

 (2)  
Pulled apart structure

 (3)  
Loose paint (paint flakes)

 (4)  
Twisted parts (distortion)

 (5)  
Bent components

 (6)  
Fasteners holes that become larger or longer

 (7)  
Loose fasteners

 (8)  
Fasteners that have pulled out or are gone

 (9)  
Delaminations

 (10)
 Misalignment

 (11)
 Interference

 (12)
 Hydraulic fluid leakage

 (13)
 Other signs of damage


 TASK 05-51-29-202-002
 2.  Phase I Inspection
__________________
 A.  References
 (1)  
AMM 09-11-00/201, Tow the Airplane

 (2)  
AMM 32-00-20/201, Landing Gear Control Cables -

(3)  
AMM 32-45-03/601, Wheels Fast Check (Wheel Installed on the Airplane)

 (4)  
AMM 32-45-03/601, Wheels Inspection (Wheel Removed from the Airplane)

 (5)  
AMM 32-45-04/601, Tires Inspection


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 05-51-29
 ALL  ú ú 01 Page 201 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 B. Access
 (1)  Location Zone
 700 Landing Gear and Landing Gear Doors

 C. Nose Landing Gear Area, Exceeding Maximum Steering Angle
 NOTE: Refer to Towing, AMM 09-11-00/201.
____ S 202-001
 (1)  Examine the nose landing gear areas that follow:
 (a)  
The tires, do this task: Tires Inspection
 (AMM 32-45-04/601).


 (b)  
The wheels, do this task: Wheels Fast Check (Wheel Installed on the Airplane) (AMM 32-45-03/601). 1) If the examination finds any wheels damaged, do this task:

 Wheels Inspection (Wheel Removed from the Airplane) (AMM 32-45-03/601).

 (c)  
Make sure all of the fasteners are installed in the correct positions on the nose landing gear and the nose wheel well.

 (d)  
Examine the steering cable control system for signs of cable overload, do this task: Landing Gear Control Cables - Location and Part Data (AMM 32-00-05/201). 1) Verify the cable pulley brackets are not deformed. 2) Verify the proper cable rigging.

 (e)  
Examine the nose gear steering actuator rods for signs of necking, hydraulic leakage, or contact with the steering collar. 1) Verify the actuator rods are not bent or deformed.

 (f)  
Examine the actuator rod end attachments to the steering collar for signs of deformation and excessive freeplay.

 (g)  
Examine the actuator trunnion attachments to the steering plates for signs of deformation and excessive freeplay.

 (h)  
Examine the upper and lower ends of the shock strut of the nose gear for fluid leakage.

 (i)  
Examine the outer cylinder of the nose landing gear.

 (j)  
Examine the nose landing gear trunnions for signs of damage.

 (k)  
Examine the nose landing gear inner cylinder at tow fitting attach points.

 (l)  
Examine the nose gear torque links for signs of deformation and excessive freeplay.

 (m)  
Examine the nose landing gear inner cylinder torque link attach lugs.

 (n)  
Examine the nose landing gear trunnion attachment areas for signs of damage.

 (o)  
Examine the doors, hinges and retraction mechanism of the nose landing gear for signs of damage.


 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 05-51-29
 ALL  ú ú 01 Page 202 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL


 
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