(a)  
Cracks

 (b)  
Structure that pulled apart

 (c)  
Loose paint (paint flakes)

 (d)  
Twisted parts (distortion)

 (e)  
Bent parts

 (f)  
Wrinkles or buckles in structure

 (g)  
Fastener holes that became larger or longer

 (h)  
Loose fasteners

 (i)  
Missing fasteners (fasteners that have pulled out or are gone)

 (j)  
Delaminations (a component with one or more layers pulled apart)

 (k)  
Parts that are not aligned correctly

 (l)  
Interference (clearance that is not sufficient between two parts)

 (m)  
Discoloration (heat damage)

 (n)  
Nicks or gouges

 (o)  
Other signs of damage

 (2)  
Replace or repair the components that have one or more of the conditions given above.

 TASK 05-51-01-212-027
 2. Phase 1 Inspection
__________________
 A. References
 (1) AMM 51-10-00/601, Reduced Vertical Separation Minimum (RVSM)
 B. All Hard Landings and High Drag/Side Load Landings
 S 212-028
 (1)  Main Landing Gear and Support Structure Inspection
 (a)  
Examine all tires and wheels.

 (b)  
Look for signs of fluid leakage at the top and bottom of the outer cylinder.

 NOTE: A small quantity of hydraulic fluid on the surface of
____ the inner cylinder of the shock strut is satisfactory.
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A

757
MAINTENANCE MANUAL

 (c)  
Examine all structural components of the main landing gear and carefully examine the components that follow: 1) Shock strut 2) Trunnion link 3) Drag strut 4) Torsion links 5) Truck beam 6) Side strut 7) Downlock 8) Truck Position Mechanism (The mechanism that sets the angle

 of the truck beam for retraction and extension) 9) Strut doors and the mechanism that retracts and extends the doors.

 (d)  
Examine the support structure of the main landing gear and carefully examine the components that follow: 1) Landing gear beam 2) Support fittings for the landing gear beam

 a) Inboard
 b) Outboard

 3)  Trunnion support fittings
 a) Forward
 b) Aft

 4)  Stabilizer links and fittings between the rear spar and landing gear beam. a) Inboard b) Outboard
 S 212-029
 (2)  Nose Landing Gear Inspection
 (a)  
Examine all tires and wheels.

 (b)  
Look for signs of fluid leakage at the top and bottom of the outer cylinder.

 NOTE: A small quantity of hydraulic fluid on the surface at
____ the inner cylinder of the shock strut is satisfactory.
 (c)  
Examine all structural components of the nose landing gear and carefully examine the components that follow: 1) Shock strut 2) Torsion links 3) Drag strut 4) Lock links

 (d)  
Examine the wheel well area and carefully examine the parts that follow: 1) Web (The left and right side walls) 2) Aft bulkhead 3) Trunnion attachments 4) Drag strut attachments

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 ALL  ú ú 01 Page 203 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL

 S 212-030
 (3)  Fuselage Inspection
 (a)  757-200 AIRPLANES; Examine the skin panels on the lower side of the aft fuselage (Examine carefully between body stations 1370 and 1470, below stringer 20).
 NOTE: Small buckles or wrinkles in the skin are satisfactory.
____ Large buckles or wrinkles between fasteners are indications of damage.
　
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